#91D39B
Closest named color: Seafoam Blue (#78D1B6). oklch(80.8% 0.103 148.5), rgb(145, 211, 155).
Aa
Black text reads best on this color (11.99:1).
About this color
#91D39B is a light, moderately saturated green. In OKLCH its lightness is 81%, its chroma 0.103 and its hue 148°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Seafoam Blue (#78D1B6), ΔE 0.043 away. Black text reads best on it, at 11.99:1.
| Hue family | Greens |
| Lightness | light (81%) |
| Chroma | moderately saturated (0.103) |
| Temperature | in between |
| Nearest name | Seafoam Blue (#78D1B6) |
| Black text | 11.99:1 |
| White text | 1.75:1 |
Values
| HEX | #91D39B |
| RGB | rgb(145, 211, 155) |
| HSL | hsl(129, 43%, 70%) |
| OKLCH | oklch(80.8% 0.103 148.5) |
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 #91D39B | 1.75:1 | Fails | Lc -35.8 | Non-text elements, placeholder text |
| Black text on #91D39B | 11.99:1 | AAA | Lc 72.0 | Content text, not long reading |
| #91D39B text on white | 1.75:1 | Fails | Lc 31.9 | Non-text elements, placeholder text |
| #91D39B text on black | 11.99:1 | AAA | Lc -70.8 | Content text, not long reading |
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 300.
-
Step 50
50
#F0F8F0
oklch(97.1% 0.014 145.5)
-
Step 100
100
#DDF0DF
oklch(93.6% 0.03 148.4)
-
Step 200
200
#C0E4C5
oklch(88.5% 0.057 149)
-
Step 300
300 (this color)
#91D39B
oklch(80.8% 0.103 148.5)
-
Step 400
400
#46BC63
oklch(70.8% 0.165 148.5)
-
Step 500
500
#00A544
oklch(63% 0.18 148.5)
-
Step 600
600
#008B38
oklch(55.6% 0.159 148.5)
-
Step 700
700
#00752E
oklch(49.1% 0.14 148.5)
-
Step 800
800
#006024
oklch(42.7% 0.122 148.4)
-
Step 900
900
#00501D
oklch(37.6% 0.108 148.5)
-
Step 950
950
#00300E
oklch(27% 0.077 148.3)
#91D39B 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) | #D4C898 | 0.085 |
| Deuteranopia (no green cones) | #CAC19E | 0.084 |
| Tritanopia (no blue cones) | #88D0C4 | 0.059 |
| Achromatopsia (no color) | #C4C4C4 | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91D39B
#91D39B
oklch(80.8% 0.103 148.5)
- #E5A8E2
#E5A8E2
oklch(80.7% 0.104 328.1)
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 #91D39B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Seafoam Blue #78D1B6 ΔE 0.043
- Pale Teal #82CBB2 ΔE 0.046
- Light Moss Green #A6C875 ΔE 0.047
- Pale Olive Green #B1D27B ΔE 0.048
- Tiffany Blue #94D2BD ΔE 0.048
- Medium Aquamarine #66CDAA ΔE 0.049
- Pale Olive #B9CC81 ΔE 0.050
- Hospital Green #9BE5AA ΔE 0.051
Use #91D39B 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.