#0D2728
Closest named color: Jet (#212529). oklch(25.3% 0.032 198.7), rgb(13, 39, 40).
Aa
White text reads best on this color (15.69:1).
About this color
#0D2728 is a dark, muted teal or cyan. In OKLCH its lightness is 25%, its chroma 0.032 and its hue 199°. Its hue sits on the cool side of the wheel. The nearest named color is Jet (#212529), ΔE 0.028 away. White text reads best on it, at 15.69:1.
| Hue family | Teals and cyans |
| Lightness | dark (25%) |
| Chroma | muted (0.032) |
| Temperature | cool |
| Nearest name | Jet (#212529) |
| Black text | 1.33:1 |
| White text | 15.69:1 |
Values
| HEX | #0D2728 |
| RGB | rgb(13, 39, 40) |
| HSL | hsl(182, 51%, 10%) |
| OKLCH | oklch(25.3% 0.032 198.7) |
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.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #0D2728 | 15.69:1 | AAA | Lc -105.2 | Preferred for body text |
| Black text on #0D2728 | 1.33:1 | Fails | Lc 0.0 | Not readable |
| #0D2728 text on white | 15.69:1 | AAA | Lc 102.5 | Preferred for body text |
| #0D2728 text on black | 1.33:1 | 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
#E2ECEC
oklch(93.6% 0.011 197)
-
Step 200
200
#CADEDE
oklch(88.6% 0.021 196.8)
-
Step 300
300
#A5C8CA
oklch(80.8% 0.037 200.7)
-
Step 400
400
#73ACAF
oklch(70.6% 0.06 200.1)
-
Step 500
500
#4A989B
oklch(63.2% 0.077 198.7)
-
Step 600
600
#258286
oklch(55.6% 0.084 199.3)
-
Step 700
700
#156E71
oklch(49.1% 0.078 198.5)
-
Step 800
800
#175A5C
oklch(42.8% 0.064 198)
-
Step 900
900
#1B4A4B
oklch(37.8% 0.05 197.2)
-
Step 950
950 (this color)
#0D2728
oklch(25.3% 0.032 198.7)
#0D2728 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) | #242528 | 0.033 |
| Deuteranopia (no green cones) | #202228 | 0.030 |
| Tritanopia (no blue cones) | #002927 | 0.013 |
| Achromatopsia (no color) | #232323 | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0D2728
#0D2728
oklch(25.3% 0.032 198.7)
- #301C1C
#301C1C
oklch(25.3% 0.032 19.5)
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 #0D2728, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.028
- Dark #1B2431 ΔE 0.030
- Oxford Blue #1B263B ΔE 0.043
- Rich Black #0D1B2A ΔE 0.046
- Space Cadet #2B2D42 ΔE 0.069
- Dark Forest Green #002D04 ΔE 0.070
- Gunmetal #293241 ΔE 0.070
- Very Dark Green #062E03 ΔE 0.071
Use #0D2728 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.