#0B5347
Closest named color: Dark Blue Green (#005249). oklch(39.8% 0.069 178), rgb(11, 83, 71).
Aa
White text reads best on this color (8.96:1).
About this color
#0B5347 is a dark, muted teal or cyan. In OKLCH its lightness is 40%, its chroma 0.069 and its hue 178°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.007 away. White text reads best on it, at 8.96:1.
| Hue family | Teals and cyans |
| Lightness | dark (40%) |
| Chroma | muted (0.069) |
| Temperature | cool |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.34:1 |
| White text | 8.96:1 |
Values
| HEX | #0B5347 |
| RGB | rgb(11, 83, 71) |
| HSL | hsl(170, 77%, 18%) |
| OKLCH | oklch(39.8% 0.069 178) |
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 #0B5347 | 8.96:1 | AAA | Lc -94.7 | Preferred for body text |
| Black text on #0B5347 | 2.34:1 | Fails | Lc 13.8 | Not readable |
| #0B5347 text on white | 8.96:1 | AAA | Lc 90.2 | Preferred for body text |
| #0B5347 text on black | 2.34:1 | Fails | Lc -12.1 | 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 900.
-
Step 50
50
#F1F7F5
oklch(97.1% 0.007 174.4)
-
Step 100
100
#E0EDEA
oklch(93.6% 0.014 180.7)
-
Step 200
200
#C6E0D9
oklch(88.6% 0.029 177.6)
-
Step 300
300
#9DCCC0
oklch(80.9% 0.052 177.5)
-
Step 400
400
#63B2A0
oklch(70.8% 0.083 177.3)
-
Step 500
500
#289E89
oklch(63.1% 0.106 177.8)
-
Step 600
600
#008673
oklch(55.5% 0.102 178.1)
-
Step 700
700
#007161
oklch(49.1% 0.09 178.4)
-
Step 800
800
#005D4F
oklch(42.8% 0.079 177.8)
-
Step 900
900 (this color)
#0B5347
oklch(39.8% 0.069 178)
-
Step 950
950
#072D26
oklch(26.9% 0.044 177.8)
#0B5347 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) | #4F4D46 | 0.072 |
| Deuteranopia (no green cones) | #464648 | 0.070 |
| Tritanopia (no blue cones) | #00544F | 0.013 |
| Achromatopsia (no color) | #494949 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0B5347
#0B5347
oklch(39.8% 0.069 178)
- #653647
#653647
oklch(39.8% 0.07 357.7)
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 #0B5347, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.007
- Dark Teal #014D4E ΔE 0.027
- Deep Teal #00555A ΔE 0.031
- Dark Slate Gray #2F4F4F ΔE 0.036
- Spruce #0A5F38 ΔE 0.053
- Evergreen #05472A ΔE 0.054
- Pine #2B5D34 ΔE 0.055
- Dark Green Blue #1F6357 ΔE 0.056
Use #0B5347 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.