#63B490
Closest named color: Greeny Blue (#42B395). oklch(70.8% 0.097 163.4), rgb(99, 180, 144).
Aa
Black text reads best on this color (8.46:1).
About this color
#63B490 is a medium-light, moderately saturated green. In OKLCH its lightness is 71%, its chroma 0.097 and its hue 163°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Greeny Blue (#42B395), ΔE 0.026 away. Black text reads best on it, at 8.46:1.
| Hue family | Greens |
| Lightness | medium-light (71%) |
| Chroma | moderately saturated (0.097) |
| Temperature | in between |
| Nearest name | Greeny Blue (#42B395) |
| Black text | 8.46:1 |
| White text | 2.48:1 |
Values
| HEX | #63B490 |
| RGB | rgb(99, 180, 144) |
| HSL | hsl(153, 35%, 55%) |
| OKLCH | oklch(70.8% 0.097 163.4) |
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 #63B490 | 2.48:1 | Fails | Lc -53.7 | Large or bold text, headings |
| Black text on #63B490 | 8.46:1 | AAA | Lc 55.4 | Large or bold text, headings |
| #63B490 text on white | 2.48:1 | Fails | Lc 48.6 | Large or bold text, headings |
| #63B490 text on black | 8.46:1 | AAA | Lc -53.4 | 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
#F1F7F4
oklch(97.1% 0.007 164.9)
-
Step 100
100
#E0EEE7
oklch(93.7% 0.018 164.6)
-
Step 200
200
#C6E1D3
oklch(88.6% 0.034 163.2)
-
Step 300
300
#9DCDB6
oklch(80.8% 0.06 164.1)
-
Step 400
400 (this color)
#63B490
oklch(70.8% 0.097 163.4)
-
Step 500
500
#28A074
oklch(63% 0.123 163.4)
-
Step 600
600
#00885F
oklch(55.5% 0.119 163.5)
-
Step 700
700
#007350
oklch(49.2% 0.105 163.6)
-
Step 800
800
#005E41
oklch(42.7% 0.091 163.9)
-
Step 900
900
#014F35
oklch(37.8% 0.081 162.8)
-
Step 950
950
#072E1F
oklch(27% 0.051 163.2)
#63B490 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) | #B1AA8E | 0.094 |
| Deuteranopia (no green cones) | #A5A192 | 0.091 |
| Tritanopia (no blue cones) | #4CB4AA | 0.039 |
| Achromatopsia (no color) | #A4A4A4 | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63B490
#63B490
oklch(70.8% 0.097 163.4)
- #CC88B0
#CC88B0
oklch(70.8% 0.098 343.8)
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 #63B490, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greeny Blue #42B395 ΔE 0.026
- Tea #65AB7C ΔE 0.031
- Faded Green #7BB274 ΔE 0.039
- Dusty Green #76A973 ΔE 0.041
- Sage Green #88B378 ΔE 0.045
- Sage #87AE73 ΔE 0.046
- Muted Teal #90B494 ΔE 0.050
- Dark Seafoam Green #3EAF76 ΔE 0.050
Use #63B490 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.