#0B2A28
Closest named color: Jet (#212529). oklch(26.1% 0.036 189.3), rgb(11, 42, 40).
Aa
White text reads best on this color (15.26:1).
About this color
#0B2A28 is a dark, muted teal or cyan. In OKLCH its lightness is 26%, its chroma 0.036 and its hue 189°. Its hue sits on the cool side of the wheel. The nearest named color is Jet (#212529), ΔE 0.032 away. White text reads best on it, at 15.26:1.
| Hue family | Teals and cyans |
| Lightness | dark (26%) |
| Chroma | muted (0.036) |
| Temperature | cool |
| Nearest name | Jet (#212529) |
| Black text | 1.37:1 |
| White text | 15.26:1 |
Values
| HEX | #0B2A28 |
| RGB | rgb(11, 42, 40) |
| HSL | hsl(176, 58%, 10%) |
| OKLCH | oklch(26.1% 0.036 189.3) |
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 #0B2A28 | 15.26:1 | AAA | Lc -104.8 | Preferred for body text |
| Black text on #0B2A28 | 1.37:1 | Fails | Lc 0.0 | Not readable |
| #0B2A28 text on white | 15.26:1 | AAA | Lc 102.0 | Preferred for body text |
| #0B2A28 text on black | 1.37:1 | 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
#F1F7F6
oklch(97.1% 0.006 185.3)
-
Step 100
100
#E1EDEB
oklch(93.7% 0.013 185.1)
-
Step 200
200
#C8DFDC
oklch(88.6% 0.025 187.3)
-
Step 300
300
#A2CAC6
oklch(80.9% 0.043 188.8)
-
Step 400
400
#6CAFA9
oklch(70.8% 0.069 188.5)
-
Step 500
500
#3D9B94
oklch(63.2% 0.088 188.4)
-
Step 600
600
#03857F
oklch(55.6% 0.096 189.2)
-
Step 700
700
#00706B
oklch(49.2% 0.085 189.4)
-
Step 800
800
#015C57
oklch(42.8% 0.074 188.4)
-
Step 900
900
#124B48
oklch(37.6% 0.057 189.9)
-
Step 950
950 (this color)
#0B2A28
oklch(26.1% 0.036 189.3)
#0B2A28 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) | #272728 | 0.038 |
| Deuteranopia (no green cones) | #222428 | 0.035 |
| Tritanopia (no blue cones) | #002B29 | 0.009 |
| Achromatopsia (no color) | #252525 | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0B2A28
#0B2A28
oklch(26.1% 0.036 189.3)
- #341D21
#341D21
oklch(26.3% 0.037 8.6)
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 #0B2A28, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.032
- Dark #1B2431 ΔE 0.037
- Oxford Blue #1B263B ΔE 0.048
- Rich Black #0D1B2A ΔE 0.057
- Dark Forest Green #002D04 ΔE 0.063
- Very Dark Green #062E03 ΔE 0.064
- Gunmetal #293241 ΔE 0.066
- Space Cadet #2B2D42 ΔE 0.068
Use #0B2A28 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.