#0C3E41
Closest named color: Midnight Green (#073B4C). oklch(33.4% 0.051 201), rgb(12, 62, 65).
Aa
White text reads best on this color (11.79:1).
About this color
#0C3E41 is a dark, muted teal or cyan. In OKLCH its lightness is 33%, its chroma 0.051 and its hue 201°. Its hue sits on the cool side of the wheel. The nearest named color is Midnight Green (#073B4C), ΔE 0.025 away. White text reads best on it, at 11.79:1.
| Hue family | Teals and cyans |
| Lightness | dark (33%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Midnight Green (#073B4C) |
| Black text | 1.78:1 |
| White text | 11.79:1 |
Values
| HEX | #0C3E41 |
| RGB | rgb(12, 62, 65) |
| HSL | hsl(183, 69%, 15%) |
| OKLCH | oklch(33.4% 0.051 201) |
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 #0C3E41 | 11.79:1 | AAA | Lc -100.4 | Preferred for body text |
| Black text on #0C3E41 | 1.78:1 | Fails | Lc 0.0 | Not readable |
| #0C3E41 text on white | 11.79:1 | AAA | Lc 96.8 | Preferred for body text |
| #0C3E41 text on black | 1.78:1 | 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 900.
-
Step 50
50
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E2ECED
oklch(93.6% 0.011 204.1)
-
Step 200
200
#CADEDF
oklch(88.6% 0.021 200.4)
-
Step 300
300
#A5C8CB
oklch(80.8% 0.038 202.8)
-
Step 400
400
#72ACB0
oklch(70.6% 0.061 201.4)
-
Step 500
500
#48989D
oklch(63.2% 0.078 200.9)
-
Step 600
600
#238288
oklch(55.6% 0.085 201.3)
-
Step 700
700
#136E73
oklch(49.2% 0.079 200.7)
-
Step 800
800
#15595E
oklch(42.6% 0.065 202.3)
-
Step 900
900 (this color)
#0C3E41
oklch(33.4% 0.051 201)
-
Step 950
950
#112B2D
oklch(27% 0.032 202.1)
#0C3E41 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) | #393B41 | 0.052 |
| Deuteranopia (no green cones) | #313541 | 0.048 |
| Tritanopia (no blue cones) | #00413F | 0.013 |
| Achromatopsia (no color) | #383838 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0C3E41
#0C3E41
oklch(33.4% 0.051 201)
- #4D2B2B
#4D2B2B
oklch(33.3% 0.051 20.1)
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 #0C3E41, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Green #073B4C ΔE 0.025
- Dark Blue Grey #1F3B4D ΔE 0.032
- Onyx #343A40 ΔE 0.044
- Charcoal #264653 ΔE 0.047
- Gunmetal #293241 ΔE 0.048
- Dark Teal #014D4E ΔE 0.050
- Charcoal Grey #3C4142 ΔE 0.058
- Evergreen #05472A ΔE 0.058
Use #0C3E41 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.