#09142A

Closest named color: Rich Black (#0D1B2A). oklch(19.5% 0.047 262.7), rgb(9, 20, 42).

Aa

White text reads best on this color (18.33:1).

About this color

#09142A is a very dark, muted blue. In OKLCH its lightness is 19%, its chroma 0.047 and its hue 263°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.027 away. White text reads best on it, at 18.33:1.

Hue familyBlues
Lightnessvery dark (19%)
Chromamuted (0.047)
Temperaturecool
Nearest nameRich Black (#0D1B2A)
Black text1.14:1
White text18.33:1

Values

HEX#09142A
RGBrgb(9, 20, 42)
HSLhsl(220, 65%, 10%)
OKLCHoklch(19.5% 0.047 262.7)

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 #09142A 18.33:1 AAA Lc -107.0 Preferred for body text
Black text on #09142A 1.14:1 Fails Lc 0.0 Not readable
#09142A text on white 18.33:1 AAA Lc 104.9 Preferred for body text
#09142A text on black 1.14:1 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

    #F3F6FB

    oklch(97.2% 0.007 260.7)

  2. Step 100

    100

    #E4EAF5

    oklch(93.6% 0.016 262.8)

  3. Step 200

    200

    #CEDAEE

    oklch(88.5% 0.03 260.7)

  4. Step 300

    300

    #AEC1E6

    oklch(80.9% 0.056 263.7)

  5. Step 400

    400

    #83A1D9

    oklch(70.8% 0.089 262.5)

  6. Step 500

    500

    #6488CF

    oklch(63.1% 0.115 263)

  7. Step 600

    600

    #4B71BC

    oklch(55.6% 0.125 262.7)

  8. Step 700

    700

    #3C5EA2

    oklch(49.1% 0.116 262.8)

  9. Step 800

    800

    #324D83

    oklch(42.7% 0.096 262.9)

  10. Step 900

    900

    #2C4169

    oklch(37.8% 0.074 262.4)

  11. Step 950

    950 (this color)

    #09142A

    oklch(19.5% 0.047 262.7)

Export this scale for Tailwind in the Tailwind colors tool

#09142A 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)#0A162B0.007
Deuteranopia (no green cones)#06132A0.006
Tritanopia (no blue cones)#00191C0.041
Achromatopsia (no color)#1515150.047

Harmonies

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

Complementary

The opposite hue (180°).

  • #09142A

    #09142A

    oklch(19.5% 0.047 262.7)

  • #1E1300

    #1E1300

    oklch(19.6% 0.04 82.5)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #09142A

    #09142A

    oklch(19.5% 0.047 262.7)

  • #001824

    #001824

    oklch(19.6% 0.04 231.9)

  • #161028

    #161028

    oklch(19.5% 0.047 293)

Open the analogous palette in the generator

Split complementary

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

  • #09142A

    #09142A

    oklch(19.5% 0.047 262.7)

  • #250E01

    #250E01

    oklch(19.6% 0.047 53)

  • #151700

    #151700

    oklch(19.6% 0.044 113.9)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #09142A

    #09142A

    oklch(19.5% 0.047 262.7)

  • #270B0B

    #270B0B

    oklch(19.7% 0.047 22.4)

  • #061A06

    #061A06

    oklch(19.5% 0.047 143.5)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #09142A

    #09142A

    oklch(19.5% 0.047 262.7)

  • #240B17

    #240B17

    oklch(19.5% 0.046 352.2)

  • #1E1300

    #1E1300

    oklch(19.6% 0.04 82.5)

  • #001A13

    #001A13

    oklch(19.4% 0.037 172.8)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #09142A, closest first.

Similar named colors

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

Use #09142A 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.