#0B5954
Closest named color: Deep Teal (#00555A). oklch(42% 0.07 188), rgb(11, 89, 84).
Aa
White text reads best on this color (8.16:1).
About this color
#0B5954 is a dark, muted teal or cyan. In OKLCH its lightness is 42%, its chroma 0.070 and its hue 188°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Teal (#00555A), ΔE 0.020 away. White text reads best on it, at 8.16:1.
| Hue family | Teals and cyans |
| Lightness | dark (42%) |
| Chroma | muted (0.070) |
| Temperature | cool |
| Nearest name | Deep Teal (#00555A) |
| Black text | 2.57:1 |
| White text | 8.16:1 |
Values
| HEX | #0B5954 |
| RGB | rgb(11, 89, 84) |
| HSL | hsl(176, 78%, 20%) |
| OKLCH | oklch(42% 0.07 188) |
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 #0B5954 | 8.16:1 | AAA | Lc -92.5 | Preferred for body text |
| Black text on #0B5954 | 2.57:1 | Fails | Lc 16.1 | Dividers and decoration only |
| #0B5954 text on white | 8.16:1 | AAA | Lc 87.9 | Fine for body text |
| #0B5954 text on black | 2.57:1 | Fails | Lc -14.3 | 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 800.
-
Step 50
50
#F2F7F6
oklch(97.2% 0.005 183)
-
Step 100
100
#E2ECEB
oklch(93.5% 0.011 189.8)
-
Step 200
200
#C9DEDC
oklch(88.4% 0.023 189.8)
-
Step 300
300
#A4CAC5
oklch(81% 0.041 186.6)
-
Step 400
400
#70AEA8
oklch(70.7% 0.065 188.1)
-
Step 500
500
#449A93
oklch(63.2% 0.083 188.1)
-
Step 600
600
#1B847D
oklch(55.6% 0.09 188)
-
Step 700
700
#067069
oklch(49.2% 0.084 187.2)
-
Step 800
800 (this color)
#0B5954
oklch(42% 0.07 188)
-
Step 900
900
#184B47
oklch(37.8% 0.054 187.9)
-
Step 950
950
#102C29
oklch(27% 0.034 186.1)
#0B5954 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) | #535454 | 0.073 |
| Deuteranopia (no green cones) | #494C55 | 0.069 |
| Tritanopia (no blue cones) | #005B57 | 0.007 |
| Achromatopsia (no color) | #4F4F4F | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0B5954
#0B5954
oklch(42% 0.07 188)
- #6D3C46
#6D3C46
oklch(41.9% 0.07 7.4)
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 #0B5954, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Teal #00555A ΔE 0.020
- Dark Blue Green #005249 ΔE 0.027
- Dark Green Blue #1F6357 ΔE 0.036
- Petrol #005F6A ΔE 0.036
- Dark Slate Gray #2F4F4F ΔE 0.037
- Dark Teal #014D4E ΔE 0.040
- Spruce #0A5F38 ΔE 0.055
- Dark Aqua #05696B ΔE 0.055
Use #0B5954 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.