#63F4BF
Closest named color: Light Turquoise (#7EF4CC). oklch(87.4% 0.146 165.8), rgb(99, 244, 191).
Aa
Black text reads best on this color (15.22:1).
About this color
#63F4BF is a light, vivid green. In OKLCH its lightness is 87%, its chroma 0.146 and its hue 166°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Turquoise (#7EF4CC), ΔE 0.028 away. Black text reads best on it, at 15.22:1.
| Hue family | Greens |
| Lightness | light (87%) |
| Chroma | vivid (0.146) |
| Temperature | in between |
| Nearest name | Light Turquoise (#7EF4CC) |
| Black text | 15.22:1 |
| White text | 1.37:1 |
Values
| HEX | #63F4BF |
| RGB | rgb(99, 244, 191) |
| HSL | hsl(158, 87%, 67%) |
| OKLCH | oklch(87.4% 0.146 165.8) |
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 #63F4BF | 1.37:1 | Fails | Lc -20.8 | Dividers and decoration only |
| Black text on #63F4BF | 15.22:1 | AAA | Lc 85.5 | Fine for body text |
| #63F4BF text on white | 1.37:1 | Fails | Lc 18.2 | Dividers and decoration only |
| #63F4BF text on black | 15.22:1 | AAA | Lc -85.4 | Fine for body text |
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 200.
-
Step 50
50
#E7FBF1
oklch(97.1% 0.025 164.5)
-
Step 100
100
#C9F6E1
oklch(93.6% 0.054 165.2)
-
Step 200
200 (this color)
#63F4BF
oklch(87.4% 0.146 165.8)
-
Step 300
300
#00E2A7
oklch(80.9% 0.168 165.8)
-
Step 400
400
#00BD8B
oklch(70.8% 0.147 165.8)
-
Step 500
500
#00A277
oklch(63.2% 0.131 166)
-
Step 600
600
#008863
oklch(55.6% 0.116 165.8)
-
Step 700
700
#007353
oklch(49.2% 0.103 165.6)
-
Step 800
800
#005E43
oklch(42.7% 0.089 165.5)
-
Step 900
900
#004E38
oklch(37.6% 0.078 166.4)
-
Step 950
950
#002F20
oklch(27.1% 0.056 165.8)
#63F4BF 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) | #EFE4BC | 0.145 |
| Deuteranopia (no green cones) | #DBD5C2 | 0.141 |
| Tritanopia (no blue cones) | #00F5E5 | 0.054 |
| Achromatopsia (no color) | #DBDBDB | 0.147 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63F4BF
#63F4BF
oklch(87.4% 0.146 165.8)
- #FFC0E2
#FFC0E2
oklch(87.5% 0.084 345.4)
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 #63F4BF, closest first.
No curated palette has a color within ΔE 0.04 of #63F4BF.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Turquoise #7EF4CC ΔE 0.028
- Bright Teal #01F9C6 ΔE 0.029
- Light Aquamarine #7BFDC7 ΔE 0.032
- Light Blue Green #7EFBB3 ΔE 0.034
- Seafoam Green #7AF9AB ΔE 0.035
- Seafoam #80F9AD ΔE 0.036
- Greenish Cyan #2AFEB7 ΔE 0.039
- Greenish Turquoise #00FBB0 ΔE 0.044
Use #63F4BF 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.