#63B280
Closest named color: Tea (#65AB7C). oklch(69.9% 0.108 154.7), rgb(99, 178, 128).
Aa
Black text reads best on this color (8.21:1).
About this color
#63B280 is a medium-light, moderately saturated green. In OKLCH its lightness is 70%, its chroma 0.108 and its hue 155°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tea (#65AB7C), ΔE 0.019 away. Black text reads best on it, at 8.21:1.
| Hue family | Greens |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.108) |
| Temperature | in between |
| Nearest name | Tea (#65AB7C) |
| Black text | 8.21:1 |
| White text | 2.55:1 |
Values
| HEX | #63B280 |
| RGB | rgb(99, 178, 128) |
| HSL | hsl(142, 34%, 54%) |
| OKLCH | oklch(69.9% 0.108 154.7) |
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 #63B280 | 2.55:1 | Fails | Lc -55.0 | Large or bold text, headings |
| Black text on #63B280 | 8.21:1 | AAA | Lc 54.1 | Large or bold text, headings |
| #63B280 text on white | 2.55:1 | Fails | Lc 49.9 | Large or bold text, headings |
| #63B280 text on black | 8.21:1 | AAA | Lc -52.0 | 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
#F1F7F3
oklch(97.1% 0.008 157.1)
-
Step 100
100
#E0EEE4
oklch(93.6% 0.02 154.9)
-
Step 200
200
#C7E1CE
oklch(88.5% 0.038 153.8)
-
Step 300
300
#9FCEAE
oklch(80.9% 0.067 154.9)
-
Step 400
400 (this color)
#63B280
oklch(69.9% 0.108 154.7)
-
Step 500
500
#2FA163
oklch(63% 0.138 154.9)
-
Step 600
600
#008A4D
oklch(55.6% 0.138 154.7)
-
Step 700
700
#007440
oklch(49.1% 0.122 154.8)
-
Step 800
800
#005F33
oklch(42.6% 0.106 154.6)
-
Step 900
900
#074F2B
oklch(37.7% 0.09 154.6)
-
Step 950
950
#092E1A
oklch(26.9% 0.056 155.6)
#63B280 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) | #B2A77D | 0.097 |
| Deuteranopia (no green cones) | #A69F83 | 0.094 |
| Tritanopia (no blue cones) | #52B0A5 | 0.055 |
| Achromatopsia (no color) | #A2A2A2 | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63B280
#63B280
oklch(69.9% 0.108 154.7)
- #C884B9
#C884B9
oklch(70% 0.108 335)
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 #63B280, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tea #65AB7C ΔE 0.019
- Faded Green #7BB274 ΔE 0.026
- Dusty Green #76A973 ΔE 0.028
- Greeny Blue #42B395 ΔE 0.034
- Dark Seafoam Green #3EAF76 ΔE 0.035
- Boring Green #63B365 ΔE 0.036
- Algae #54AC68 ΔE 0.037
- Sage #87AE73 ΔE 0.038
Use #63B280 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.