#0CB278
Closest named color: Bluey Green (#2BB179). oklch(67.5% 0.149 160.9), rgb(12, 178, 120).
Aa
Black text reads best on this color (7.65:1).
About this color
#0CB278 is a medium-light, vivid green. In OKLCH its lightness is 68%, its chroma 0.149 and its hue 161°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Bluey Green (#2BB179), ΔE 0.009 away. Black text reads best on it, at 7.65:1.
| Hue family | Greens |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.149) |
| Temperature | in between |
| Nearest name | Bluey Green (#2BB179) |
| Black text | 7.65:1 |
| White text | 2.74:1 |
Values
| HEX | #0CB278 |
| RGB | rgb(12, 178, 120) |
| HSL | hsl(159, 87%, 37%) |
| OKLCH | oklch(67.5% 0.149 160.9) |
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 #0CB278 | 2.74:1 | Fails | Lc -57.6 | Large or bold text, headings |
| Black text on #0CB278 | 7.65:1 | AAA | Lc 51.6 | Large or bold text, headings |
| #0CB278 text on white | 2.74:1 | Fails | Lc 52.4 | Large or bold text, headings |
| #0CB278 text on black | 7.65:1 | AAA | Lc -49.4 | Large or bold text, headings |
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 400.
-
Step 50
50
#EFF8F3
oklch(97.1% 0.012 162.1)
-
Step 100
100
#DBF0E4
oklch(93.6% 0.027 160.9)
-
Step 200
200
#BCE4CE
oklch(88.4% 0.051 161.1)
-
Step 300
300
#89D4AD
oklch(81% 0.093 160.7)
-
Step 400
400 (this color)
#0CB278
oklch(67.5% 0.149 160.9)
-
Step 500
500
#00A36D
oklch(63.2% 0.141 160.9)
-
Step 600
600
#00895B
oklch(55.6% 0.124 161)
-
Step 700
700
#00734C
oklch(49.1% 0.109 161.2)
-
Step 800
800
#005E3D
oklch(42.6% 0.095 160.9)
-
Step 900
900
#004F32
oklch(37.7% 0.085 160.4)
-
Step 950
950
#002F1C
oklch(26.9% 0.06 160.5)
#0CB278 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) | #AFA474 | 0.140 |
| Deuteranopia (no green cones) | #9E977C | 0.137 |
| Tritanopia (no blue cones) | #00B1A3 | 0.063 |
| Achromatopsia (no color) | #9C9C9C | 0.150 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0CB278
#0CB278
oklch(67.5% 0.149 160.9)
- #D26FB2
#D26FB2
oklch(67.6% 0.148 340.8)
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 #0CB278, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Green #2BB179 ΔE 0.009
- Green Teal #0CB577 ΔE 0.009
- Dark Seafoam #1FB57A ΔE 0.010
- Jade Green #2BAF6A ΔE 0.017
- Dark Seafoam Green #3EAF76 ΔE 0.018
- Medium Sea Green #3CB371 ΔE 0.018
- Seaweed Green #35AD6B ΔE 0.019
- Jade #1FA774 ΔE 0.031
Use #0CB278 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.