#63B596
Closest named color: Greeny Blue (#42B395). oklch(71.2% 0.093 167.2), rgb(99, 181, 150).
Aa
Black text reads best on this color (8.58:1).
About this color
#63B596 is a medium-light, moderately saturated green. In OKLCH its lightness is 71%, its chroma 0.093 and its hue 167°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Greeny Blue (#42B395), ΔE 0.027 away. Black text reads best on it, at 8.58:1.
| Hue family | Greens |
| Lightness | medium-light (71%) |
| Chroma | moderately saturated (0.093) |
| Temperature | in between |
| Nearest name | Greeny Blue (#42B395) |
| Black text | 8.58:1 |
| White text | 2.44:1 |
Values
| HEX | #63B596 |
| RGB | rgb(99, 181, 150) |
| HSL | hsl(157, 36%, 55%) |
| OKLCH | oklch(71.2% 0.093 167.2) |
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 #63B596 | 2.44:1 | Fails | Lc -53.0 | Large or bold text, headings |
| Black text on #63B596 | 8.58:1 | AAA | Lc 56.0 | Large or bold text, headings |
| #63B596 text on white | 2.44:1 | Fails | Lc 48.0 | Large or bold text, headings |
| #63B596 text on black | 8.58:1 | AAA | Lc -54.0 | 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
#F1F7F4
oklch(97.1% 0.007 164.9)
-
Step 100
100
#E0EEE7
oklch(93.7% 0.018 164.6)
-
Step 200
200
#C6E0D5
oklch(88.4% 0.031 168.3)
-
Step 300
300
#9DCDB9
oklch(80.9% 0.058 167.5)
-
Step 400
400 (this color)
#63B596
oklch(71.2% 0.093 167.2)
-
Step 500
500
#24A07A
oklch(63.1% 0.12 167)
-
Step 600
600
#008865
oklch(55.6% 0.114 167)
-
Step 700
700
#007255
oklch(49% 0.1 167.6)
-
Step 800
800
#005E45
oklch(42.8% 0.088 167.1)
-
Step 900
900
#004E39
oklch(37.6% 0.077 167.4)
-
Step 950
950
#072E21
oklch(27% 0.049 166.4)
#63B596 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) | #B2AB94 | 0.095 |
| Deuteranopia (no green cones) | #A5A298 | 0.091 |
| Tritanopia (no blue cones) | #49B6AC | 0.034 |
| Achromatopsia (no color) | #A6A6A6 | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63B596
#63B596
oklch(71.2% 0.093 167.2)
- #CE8AAD
#CE8AAD
oklch(71.2% 0.094 347.5)
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 #63B596, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greeny Blue #42B395 ΔE 0.027
- Tea #65AB7C ΔE 0.038
- Faded Green #7BB274 ΔE 0.045
- Topaz #13BBAF ΔE 0.046
- Muted Teal #90B494 ΔE 0.047
- Dusty Green #76A973 ΔE 0.048
- Light Sea Green #20B2AA ΔE 0.049
- Sage Green #88B378 ΔE 0.049
Use #63B596 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.