#91FEC9
Closest named color: Light Seafoam (#A0FEBF). oklch(91.7% 0.126 161.4), rgb(145, 254, 201).
Aa
Black text reads best on this color (17.22:1).
About this color
#91FEC9 is a very light, moderately saturated green. In OKLCH its lightness is 92%, its chroma 0.126 and its hue 161°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Seafoam (#A0FEBF), ΔE 0.017 away. Black text reads best on it, at 17.22:1.
| Hue family | Greens |
| Lightness | very light (92%) |
| Chroma | moderately saturated (0.126) |
| Temperature | in between |
| Nearest name | Light Seafoam (#A0FEBF) |
| Black text | 17.22:1 |
| White text | 1.21:1 |
Values
| HEX | #91FEC9 |
| RGB | rgb(145, 254, 201) |
| HSL | hsl(151, 98%, 78%) |
| OKLCH | oklch(91.7% 0.126 161.4) |
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 #91FEC9 | 1.21:1 | Fails | Lc -12.4 | Not readable |
| Black text on #91FEC9 | 17.22:1 | AAA | Lc 92.9 | Preferred for body text |
| #91FEC9 text on white | 1.21:1 | Fails | Lc 10.6 | Not readable |
| #91FEC9 text on black | 17.22:1 | AAA | Lc -93.5 | Preferred 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 100.
-
Step 50
50
#EAFAF1
oklch(97.1% 0.021 161.5)
-
Step 100
100 (this color)
#91FEC9
oklch(91.7% 0.126 161.4)
-
Step 200
200
#A3ECC6
oklch(88.5% 0.09 161.1)
-
Step 300
300
#3EE09F
oklch(80.9% 0.162 161.5)
-
Step 400
400
#00BE81
oklch(70.8% 0.157 161.4)
-
Step 500
500
#00A36E
oklch(63.2% 0.14 161.4)
-
Step 600
600
#00895C
oklch(55.7% 0.123 161.5)
-
Step 700
700
#00734C
oklch(49.1% 0.109 161.2)
-
Step 800
800
#005E3E
oklch(42.6% 0.094 161.6)
-
Step 900
900
#004F33
oklch(37.8% 0.084 161.3)
-
Step 950
950
#002F1D
oklch(27% 0.059 161.7)
#91FEC9 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) | #FBF0C6 | 0.121 |
| Deuteranopia (no green cones) | #EAE4CC | 0.117 |
| Tritanopia (no blue cones) | #74FDEF | 0.054 |
| Achromatopsia (no color) | #E9E9E9 | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91FEC9
#91FEC9
oklch(91.7% 0.126 161.4)
- #FFD6EF
#FFD6EF
oklch(91.8% 0.056 341.1)
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 #91FEC9, closest first.
No curated palette has a color within ΔE 0.04 of #91FEC9.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Seafoam #A0FEBF ΔE 0.017
- Aquamarine #7FFFD4 ΔE 0.018
- Light Aquamarine #7BFDC7 ΔE 0.019
- Light Aqua #8CFFDB ΔE 0.023
- Light Mint Green #A6FBB2 ΔE 0.030
- Light Seafoam Green #A7FFB5 ΔE 0.031
- Mint #9FFEB0 ΔE 0.032
- Light Blue Green #7EFBB3 ΔE 0.035
Use #91FEC9 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.