#0B3D3C
Closest named color: Midnight Green (#073B4C). oklch(32.8% 0.051 193), rgb(11, 61, 60).
Aa
White text reads best on this color (12.02:1).
About this color
#0B3D3C is a dark, muted teal or cyan. In OKLCH its lightness is 33%, its chroma 0.051 and its hue 193°. Its hue sits on the cool side of the wheel. The nearest named color is Midnight Green (#073B4C), ΔE 0.032 away. White text reads best on it, at 12.02:1.
| Hue family | Teals and cyans |
| Lightness | dark (33%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Midnight Green (#073B4C) |
| Black text | 1.74:1 |
| White text | 12.02:1 |
Values
| HEX | #0B3D3C |
| RGB | rgb(11, 61, 60) |
| HSL | hsl(179, 69%, 14%) |
| OKLCH | oklch(32.8% 0.051 193) |
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 #0B3D3C | 12.02:1 | AAA | Lc -100.8 | Preferred for body text |
| Black text on #0B3D3C | 1.74:1 | Fails | Lc 0.0 | Not readable |
| #0B3D3C text on white | 12.02:1 | AAA | Lc 97.2 | Preferred for body text |
| #0B3D3C text on black | 1.74:1 | 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
#F2F7F6
oklch(97.2% 0.005 183)
-
Step 100
100
#E2ECEC
oklch(93.6% 0.011 197)
-
Step 200
200
#CADEDD
oklch(88.5% 0.021 193.1)
-
Step 300
300
#A5C9C7
oklch(80.9% 0.038 192.3)
-
Step 400
400
#73ADAB
oklch(70.7% 0.06 193.1)
-
Step 500
500
#4A9896
oklch(63% 0.077 193.1)
-
Step 600
600
#258381
oklch(55.7% 0.085 192.9)
-
Step 700
700
#156F6D
oklch(49.2% 0.079 192.6)
-
Step 800
800
#165A59
oklch(42.7% 0.065 193.5)
-
Step 900
900 (this color)
#0B3D3C
oklch(32.8% 0.051 193)
-
Step 950
950
#112B2B
oklch(26.9% 0.032 195.4)
#0B3D3C 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) | #39393C | 0.054 |
| Deuteranopia (no green cones) | #31343C | 0.049 |
| Tritanopia (no blue cones) | #003F3D | 0.008 |
| Achromatopsia (no color) | #363636 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0B3D3C
#0B3D3C
oklch(32.8% 0.051 193)
- #4B2A2D
#4B2A2D
oklch(32.8% 0.049 14.3)
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 #0B3D3C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Green #073B4C ΔE 0.032
- Dark Blue Grey #1F3B4D ΔE 0.039
- Onyx #343A40 ΔE 0.047
- Gunmetal #293241 ΔE 0.050
- Evergreen #05472A ΔE 0.054
- Charcoal #264653 ΔE 0.055
- Dark Teal #014D4E ΔE 0.055
- Pakistan Green #283618 ΔE 0.057
Use #0B3D3C 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.