#63B89F
Closest named color: Greeny Blue (#42B395). oklch(72.2% 0.091 172.4), rgb(99, 184, 159).
Aa
Black text reads best on this color (8.88:1).
About this color
#63B89F is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 72%, its chroma 0.091 and its hue 172°. Its hue sits on the cool side of the wheel. The nearest named color is Greeny Blue (#42B395), ΔE 0.034 away. Black text reads best on it, at 8.88:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (72%) |
| Chroma | moderately saturated (0.091) |
| Temperature | cool |
| Nearest name | Greeny Blue (#42B395) |
| Black text | 8.88:1 |
| White text | 2.36:1 |
Values
| HEX | #63B89F |
| RGB | rgb(99, 184, 159) |
| HSL | hsl(162, 37%, 55%) |
| OKLCH | oklch(72.2% 0.091 172.4) |
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 #63B89F | 2.36:1 | Fails | Lc -51.4 | Large or bold text, headings |
| Black text on #63B89F | 8.88:1 | AAA | Lc 57.6 | Large or bold text, headings |
| #63B89F text on white | 2.36:1 | Fails | Lc 46.4 | Large or bold text, headings |
| #63B89F text on black | 8.88:1 | AAA | Lc -55.6 | 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
#F1F7F5
oklch(97.1% 0.007 174.4)
-
Step 100
100
#DFEEE9
oklch(93.7% 0.017 174)
-
Step 200
200
#C5E0D7
oklch(88.4% 0.031 173.5)
-
Step 300
300
#9BCDBD
oklch(80.9% 0.057 173.2)
-
Step 400
400 (this color)
#63B89F
oklch(72.2% 0.091 172.4)
-
Step 500
500
#19A082
oklch(63.1% 0.117 172.5)
-
Step 600
600
#00876D
oklch(55.6% 0.107 172.9)
-
Step 700
700
#00725B
oklch(49.2% 0.095 172.3)
-
Step 800
800
#005D4A
oklch(42.6% 0.082 172.5)
-
Step 900
900
#004E3D
oklch(37.8% 0.073 171.8)
-
Step 950
950
#052E24
oklch(27% 0.048 172.5)
#63B89F 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) | #B3AE9E | 0.095 |
| Deuteranopia (no green cones) | #A6A4A1 | 0.092 |
| Tritanopia (no blue cones) | #44B9B1 | 0.031 |
| Achromatopsia (no color) | #A9A9A9 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63B89F
#63B89F
oklch(72.2% 0.091 172.4)
- #D28DAB
#D28DAB
oklch(72.1% 0.092 352)
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 #63B89F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greeny Blue #42B395 ΔE 0.034
- Topaz #13BBAF ΔE 0.041
- Muted Teal #90B494 ΔE 0.046
- Light Sea Green #20B2AA ΔE 0.048
- Tea #65AB7C ΔE 0.051
- Dark Sea Green #8FBC8F ΔE 0.051
- Faded Green #7BB274 ΔE 0.055
- Sage Green #88B378 ΔE 0.056
Use #63B89F 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.