#00202D

Closest named color: Rich Black (#0D1B2A). oklch(22.8% 0.045 229), rgb(0, 32, 45).

Aa

White text reads best on this color (16.87:1).

About this color

#00202D is a very dark, muted teal or cyan. In OKLCH its lightness is 23%, its chroma 0.045 and its hue 229°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.021 away. White text reads best on it, at 16.87:1.

Hue familyTeals and cyans
Lightnessvery dark (23%)
Chromamuted (0.045)
Temperaturecool
Nearest nameRich Black (#0D1B2A)
Black text1.24:1
White text16.87:1

Values

HEX#00202D
RGBrgb(0, 32, 45)
HSLhsl(197, 100%, 9%)
OKLCHoklch(22.8% 0.045 229)

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 #00202D 16.87:1 AAA Lc -106.0 Preferred for body text
Black text on #00202D 1.24:1 Fails Lc 0.0 Not readable
#00202D text on white 16.87:1 AAA Lc 103.6 Preferred for body text
#00202D 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

    #F1F6F9

    oklch(97% 0.007 233.6)

  2. Step 100

    100

    #E0ECF2

    oklch(93.6% 0.015 229)

  3. Step 200

    200

    #C6DDE9

    oklch(88.4% 0.03 230.3)

  4. Step 300

    300

    #9EC8DC

    oklch(80.9% 0.053 228.6)

  5. Step 400

    400

    #64ABCB

    oklch(70.7% 0.085 228.9)

  6. Step 500

    500

    #2F95BE

    oklch(63% 0.109 229.5)

  7. Step 600

    600

    #007EA6

    oklch(55.5% 0.11 229.3)

  8. Step 700

    700

    #006A8C

    oklch(49% 0.097 229.1)

  9. Step 800

    800

    #005773

    oklch(42.7% 0.084 228.5)

  10. Step 900

    900

    #07485F

    oklch(37.6% 0.071 228.8)

  11. Step 950

    950 (this color)

    #00202D

    oklch(22.8% 0.045 229)

Export this scale for Tailwind in the Tailwind colors tool

#00202D 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)#191F2E0.031
Deuteranopia (no green cones)#131B2D0.027
Tritanopia (no blue cones)#0024240.027
Achromatopsia (no color)#1D1D1D0.045

Harmonies

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

Complementary

The opposite hue (180°).

  • #00202D

    #00202D

    oklch(22.8% 0.045 229)

  • #2D1508

    #2D1508

    oklch(22.7% 0.045 47.9)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #00202D

    #00202D

    oklch(22.8% 0.045 229)

  • #002223

    #002223

    oklch(22.9% 0.039 197.6)

  • #0F1C31

    #0F1C31

    oklch(22.7% 0.045 259.6)

Open the analogous palette in the generator

Split complementary

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

  • #00202D

    #00202D

    oklch(22.8% 0.045 229)

  • #2E1314

    #2E1314

    oklch(22.8% 0.044 18.9)

  • #281901

    #281901

    oklch(22.7% 0.046 77.4)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #00202D

    #00202D

    oklch(22.8% 0.045 229)

  • #2C1320

    #2C1320

    oklch(22.9% 0.046 348.8)

  • #1E1E03

    #1E1E03

    oklch(22.8% 0.044 109.5)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #00202D

    #00202D

    oklch(22.8% 0.045 229)

  • #25152A

    #25152A

    oklch(22.7% 0.045 317.9)

  • #2D1508

    #2D1508

    oklch(22.7% 0.045 47.9)

  • #11210C

    #11210C

    oklch(22.7% 0.044 138.6)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #00202D, closest first.

Similar named colors

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

Use #00202D 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.