#03B680
Closest named color: Dark Seafoam (#1FB57A). oklch(68.7% 0.148 163.2), rgb(3, 182, 128).
Aa
Black text reads best on this color (8.00:1).
About this color
#03B680 is a medium-light, vivid green. In OKLCH its lightness is 69%, its chroma 0.148 and its hue 163°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Seafoam (#1FB57A), ΔE 0.008 away. Black text reads best on it, at 8.00:1.
| Hue family | Greens |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.148) |
| Temperature | in between |
| Nearest name | Dark Seafoam (#1FB57A) |
| Black text | 8.00:1 |
| White text | 2.62:1 |
Values
| HEX | #03B680 |
| RGB | rgb(3, 182, 128) |
| HSL | hsl(162, 97%, 36%) |
| OKLCH | oklch(68.7% 0.148 163.2) |
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 #03B680 | 2.62:1 | Fails | Lc -55.6 | Large or bold text, headings |
| Black text on #03B680 | 8.00:1 | AAA | Lc 53.5 | Large or bold text, headings |
| #03B680 text on white | 2.62:1 | Fails | Lc 50.5 | Large or bold text, headings |
| #03B680 text on black | 8.00:1 | AAA | Lc -51.4 | 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
#EEF8F3
oklch(97% 0.012 164.8)
-
Step 100
100
#DBF0E5
oklch(93.7% 0.027 163.2)
-
Step 200
200
#BBE4D0
oklch(88.4% 0.051 164.2)
-
Step 300
300
#87D4B0
oklch(81% 0.092 163.2)
-
Step 400
400 (this color)
#03B680
oklch(68.7% 0.148 163.2)
-
Step 500
500
#00A272
oklch(63% 0.135 163.5)
-
Step 600
600
#00895F
oklch(55.7% 0.12 163.1)
-
Step 700
700
#00734F
oklch(49.1% 0.106 163)
-
Step 800
800
#005E40
oklch(42.6% 0.092 163.1)
-
Step 900
900
#004F35
oklch(37.8% 0.082 162.9)
-
Step 950
950
#002F1E
oklch(27% 0.058 163)
#03B680 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) | #B3A87D | 0.143 |
| Deuteranopia (no green cones) | #A09A84 | 0.139 |
| Tritanopia (no blue cones) | #00B6A8 | 0.058 |
| Achromatopsia (no color) | #A0A0A0 | 0.149 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #03B680
#03B680
oklch(68.7% 0.148 163.2)
- #D872B2
#D872B2
oklch(68.7% 0.148 343.3)
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 #03B680, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Seafoam #1FB57A ΔE 0.008
- Green Teal #0CB577 ΔE 0.011
- Bluey Green #2BB179 ΔE 0.015
- Medium Sea Green #3CB371 ΔE 0.021
- Dark Seafoam Green #3EAF76 ΔE 0.023
- Jade Green #2BAF6A ΔE 0.029
- Green Blue #01C08D ΔE 0.030
- Seaweed Green #35AD6B ΔE 0.031
Use #03B680 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.