#0C4E5B
Closest named color: Dark Teal (#014D4E). oklch(39.2% 0.065 214.9), rgb(12, 78, 91).
Aa
White text reads best on this color (9.30:1).
About this color
#0C4E5B is a dark, muted teal or cyan. In OKLCH its lightness is 39%, its chroma 0.065 and its hue 215°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Teal (#014D4E), ΔE 0.023 away. White text reads best on it, at 9.30:1.
| Hue family | Teals and cyans |
| Lightness | dark (39%) |
| Chroma | muted (0.065) |
| Temperature | cool |
| Nearest name | Dark Teal (#014D4E) |
| Black text | 2.25:1 |
| White text | 9.30:1 |
Values
| HEX | #0C4E5B |
| RGB | rgb(12, 78, 91) |
| HSL | hsl(190, 77%, 20%) |
| OKLCH | oklch(39.2% 0.065 214.9) |
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 #0C4E5B | 9.30:1 | AAA | Lc -95.5 | Preferred for body text |
| Black text on #0C4E5B | 2.25:1 | Fails | Lc 12.8 | Not readable |
| #0C4E5B text on white | 9.30:1 | AAA | Lc 91.1 | Preferred for body text |
| #0C4E5B text on black | 2.25:1 | Fails | Lc -11.2 | 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
#F1F7F8
oklch(97.2% 0.007 208.8)
-
Step 100
100
#E0ECF0
oklch(93.5% 0.014 219.6)
-
Step 200
200
#C6DEE4
oklch(88.5% 0.027 214.4)
-
Step 300
300
#9EC9D4
oklch(80.9% 0.048 215.1)
-
Step 400
400
#64ADBF
oklch(70.7% 0.077 215.5)
-
Step 500
500
#2D98AF
oklch(63% 0.099 215.5)
-
Step 600
600
#008197
oklch(55.5% 0.098 215.2)
-
Step 700
700
#006D7F
oklch(49.2% 0.087 214.3)
-
Step 800
800
#005969
oklch(42.7% 0.076 215.4)
-
Step 900
900 (this color)
#0C4E5B
oklch(39.2% 0.065 214.9)
-
Step 950
950
#092B33
oklch(26.9% 0.041 216.6)
#0C4E5B 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) | #454B5C | 0.058 |
| Deuteranopia (no green cones) | #3B445B | 0.052 |
| Tritanopia (no blue cones) | #005352 | 0.026 |
| Achromatopsia (no color) | #474747 | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0C4E5B
#0C4E5B
oklch(39.2% 0.065 214.9)
- #63382D
#63382D
oklch(39.1% 0.064 35.2)
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 #0C4E5B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Teal #014D4E ΔE 0.023
- Deep Teal #00555A ΔE 0.024
- Charcoal #264653 ΔE 0.029
- Dark Grey Blue #29465B ΔE 0.032
- Dark Slate Gray #2F4F4F ΔE 0.033
- Dark Blue Green #005249 ΔE 0.038
- Petrol #005F6A ΔE 0.054
- Dark Blue Grey #1F3B4D ΔE 0.060
Use #0C4E5B 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.