#63B283
Closest named color: Tea (#65AB7C). oklch(70% 0.105 156.3), rgb(99, 178, 131).
Aa
Black text reads best on this color (8.22:1).
About this color
#63B283 is a medium-light, moderately saturated green. In OKLCH its lightness is 70%, its chroma 0.105 and its hue 156°. 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 8.22:1.
| Hue family | Greens |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.105) |
| Temperature | in between |
| Nearest name | Tea (#65AB7C) |
| Black text | 8.22:1 |
| White text | 2.55:1 |
Values
| HEX | #63B283 |
| RGB | rgb(99, 178, 131) |
| HSL | hsl(144, 34%, 54%) |
| OKLCH | oklch(70% 0.105 156.3) |
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 #63B283 | 2.55:1 | Fails | Lc -54.9 | Large or bold text, headings |
| Black text on #63B283 | 8.22:1 | AAA | Lc 54.2 | Large or bold text, headings |
| #63B283 text on white | 2.55:1 | Fails | Lc 49.8 | Large or bold text, headings |
| #63B283 text on black | 8.22:1 | AAA | Lc -52.1 | 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
#E0EEE5
oklch(93.6% 0.019 157.9)
-
Step 200
200
#C7E1CF
oklch(88.6% 0.037 155.4)
-
Step 300
300
#9FCEAF
oklch(81% 0.066 155.8)
-
Step 400
400 (this color)
#63B283
oklch(70% 0.105 156.3)
-
Step 500
500
#2FA166
oklch(63.1% 0.135 156)
-
Step 600
600
#008A51
oklch(55.7% 0.135 156.2)
-
Step 700
700
#007443
oklch(49.1% 0.119 156.1)
-
Step 800
800
#005F36
oklch(42.7% 0.103 156.1)
-
Step 900
900
#064F2D
oklch(37.7% 0.088 156)
-
Step 950
950
#092E1B
oklch(26.9% 0.055 156.8)
#63B283 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) | #B1A780 | 0.096 |
| Deuteranopia (no green cones) | #A59F86 | 0.093 |
| Tritanopia (no blue cones) | #51B1A5 | 0.050 |
| Achromatopsia (no color) | #A2A2A2 | 0.106 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63B283
#63B283
oklch(70% 0.105 156.3)
- #C885B7
#C885B7
oklch(70.1% 0.105 336.4)
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 #63B283, 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 0.028
- Dusty Green #76A973 ΔE 0.029
- Greeny Blue #42B395 ΔE 0.031
- Dark Seafoam Green #3EAF76 ΔE 0.037
- Sage #87AE73 ΔE 0.039
- Boring Green #63B365 ΔE 0.040
- Sage Green #88B378 ΔE 0.040
Use #63B283 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.