#191F09

Closest named color: Dark Brown (#341C02). oklch(22.7% 0.039 122.2), rgb(25, 31, 9).

Aa

White text reads best on this color (16.91:1).

About this color

#191F09 is a very dark, muted brown. In OKLCH its lightness is 23%, its chroma 0.039 and its hue 122°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.054 away. White text reads best on it, at 16.91:1.

Hue familyBrowns
Lightnessvery dark (23%)
Chromamuted (0.039)
Temperaturein between
Nearest nameDark Brown (#341C02)
Black text1.24:1
White text16.91:1

Values

HEX#191F09
RGBrgb(25, 31, 9)
HSLhsl(76, 55%, 8%)
OKLCHoklch(22.7% 0.039 122.2)

Contrast

WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.

PairWCAG 2ResultAPCAAPCA guidance
White text on #191F09 16.91:1 AAA Lc -106.2 Preferred for body text
Black text on #191F09 1.24:1 Fails Lc 0.0 Not readable
#191F09 text on white 16.91:1 AAA Lc 103.8 Preferred for body text
#191F09 text on black 1.24:1 Fails Lc 0.0 Not readable

Tints and shades

A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 950.

  1. Step 50

    50

    #F5F6F2

    oklch(97.1% 0.005 117.9)

  2. Step 100

    100

    #E8EBE2

    oklch(93.5% 0.012 121.7)

  3. Step 200

    200

    #D6DCCA

    oklch(88.5% 0.025 122)

  4. Step 300

    300

    #BBC6A5

    oklch(80.9% 0.047 122.4)

  5. Step 400

    400

    #98A875

    oklch(70.6% 0.073 122.4)

  6. Step 500

    500

    #809350

    oklch(63.2% 0.094 122.1)

  7. Step 600

    600

    #697D33

    oklch(55.7% 0.103 122.4)

  8. Step 700

    700

    #576925

    oklch(49.1% 0.096 122.5)

  9. Step 800

    800

    #485620

    oklch(42.8% 0.08 122)

  10. Step 900

    900

    #3C4720

    oklch(37.8% 0.062 122.4)

  11. Step 950

    950 (this color)

    #191F09

    oklch(22.7% 0.039 122.2)

Export this scale for Tailwind in the Tailwind colors tool

#191F09 with color blindness

Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.

VisionSeen asShift (ΔE)
Protanopia (no red cones)#211D070.015
Deuteranopia (no green cones)#201D0A0.015
Tritanopia (no blue cones)#1B1D1A0.033
Achromatopsia (no color)#1D1D1D0.039

Harmonies

Hue rotations in OKLCH that keep this color's lightness and chroma.

Complementary

The opposite hue (180°).

  • #191F09

    #191F09

    oklch(22.7% 0.039 122.2)

  • #20182B

    #20182B

    oklch(22.8% 0.038 302.9)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #191F09

    #191F09

    oklch(22.7% 0.039 122.2)

  • #231B05

    #231B05

    oklch(22.6% 0.038 89.6)

  • #0D2113

    #0D2113

    oklch(22.6% 0.038 152)

Open the analogous palette in the generator

Split complementary

The two hues beside the complement (150° and 210°).

  • #191F09

    #191F09

    oklch(22.7% 0.039 122.2)

  • #161B2E

    #161B2E

    oklch(22.7% 0.038 271.9)

  • #271524

    #271524

    oklch(22.7% 0.039 333)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #191F09

    #191F09

    oklch(22.7% 0.039 122.2)

  • #0A1E2D

    #0A1E2D

    oklch(22.7% 0.039 243.4)

  • #2B141B

    #2B141B

    oklch(22.7% 0.039 1.1)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #191F09

    #191F09

    oklch(22.7% 0.039 122.2)

  • #002127

    #002127

    oklch(22.7% 0.04 211.9)

  • #20182B

    #20182B

    oklch(22.8% 0.038 302.9)

  • #2C1510

    #2C1510

    oklch(22.7% 0.039 33.2)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #191F09, closest first.

Similar named colors

The eight closest entries in our named color list, with their ΔE distance.

Use #191F09 in your product

Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.