#0D282D
Closest named color: Dark (#1B2431). oklch(25.8% 0.034 211.5), rgb(13, 40, 45).
Aa
White text reads best on this color (15.45:1).
About this color
#0D282D is a dark, muted teal or cyan. In OKLCH its lightness is 26%, its chroma 0.034 and its hue 211°. Its hue sits on the cool side of the wheel. The nearest named color is Dark (#1B2431), ΔE 0.025 away. White text reads best on it, at 15.45:1.
| Hue family | Teals and cyans |
| Lightness | dark (26%) |
| Chroma | muted (0.034) |
| Temperature | cool |
| Nearest name | Dark (#1B2431) |
| Black text | 1.35:1 |
| White text | 15.45:1 |
Values
| HEX | #0D282D |
| RGB | rgb(13, 40, 45) |
| HSL | hsl(189, 55%, 11%) |
| OKLCH | oklch(25.8% 0.034 211.5) |
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.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #0D282D | 15.45:1 | AAA | Lc -105.0 | Preferred for body text |
| Black text on #0D282D | 1.35:1 | Fails | Lc 0.0 | Not readable |
| #0D282D text on white | 15.45:1 | AAA | Lc 102.3 | Preferred for body text |
| #0D282D text on black | 1.35:1 | 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.
-
Step 50
50
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E2ECEE
oklch(93.6% 0.011 211)
-
Step 200
200
#C9DDE2
oklch(88.4% 0.022 214.4)
-
Step 300
300
#A4C8CF
oklch(80.9% 0.04 210.7)
-
Step 400
400
#70ACB8
oklch(70.8% 0.064 211.6)
-
Step 500
500
#4597A6
oklch(63.2% 0.082 211.3)
-
Step 600
600
#1E8191
oklch(55.6% 0.089 211.2)
-
Step 700
700
#0B6D7C
oklch(49.2% 0.083 211.7)
-
Step 800
800
#115964
oklch(42.8% 0.068 210.5)
-
Step 900
900
#184952
oklch(37.7% 0.054 211.9)
-
Step 950
950 (this color)
#0D282D
oklch(25.8% 0.034 211.5)
#0D282D 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.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #24262D | 0.032 |
| Deuteranopia (no green cones) | #1F232D | 0.028 |
| Tritanopia (no blue cones) | #002A2A | 0.015 |
| Achromatopsia (no color) | #242424 | 0.034 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0D282D
#0D282D
oklch(25.8% 0.034 211.5)
- #321D19
#321D19
oklch(25.7% 0.034 31.3)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #0D282D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark #1B2431 ΔE 0.025
- Jet #212529 ΔE 0.027
- Oxford Blue #1B263B ΔE 0.035
- Rich Black #0D1B2A ΔE 0.047
- Space Cadet #2B2D42 ΔE 0.062
- Gunmetal #293241 ΔE 0.063
- Midnight Green #073B4C ΔE 0.076
- Dark Forest Green #002D04 ΔE 0.077
Use #0D282D 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.