#91D09F
Closest named color: Seafoam Blue (#78D1B6). oklch(80.2% 0.094 150.8), rgb(145, 208, 159).
Aa
Black text reads best on this color (11.72:1).
About this color
#91D09F is a light, moderately saturated green. In OKLCH its lightness is 80%, its chroma 0.094 and its hue 151°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Seafoam Blue (#78D1B6), ΔE 0.036 away. Black text reads best on it, at 11.72:1.
| Hue family | Greens |
| Lightness | light (80%) |
| Chroma | moderately saturated (0.094) |
| Temperature | in between |
| Nearest name | Seafoam Blue (#78D1B6) |
| Black text | 11.72:1 |
| White text | 1.79:1 |
Values
| HEX | #91D09F |
| RGB | rgb(145, 208, 159) |
| HSL | hsl(133, 40%, 69%) |
| OKLCH | oklch(80.2% 0.094 150.8) |
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 #91D09F | 1.79:1 | Fails | Lc -37.1 | Non-text elements, placeholder text |
| Black text on #91D09F | 11.72:1 | AAA | Lc 70.8 | Content text, not long reading |
| #91D09F text on white | 1.79:1 | Fails | Lc 33.1 | Non-text elements, placeholder text |
| #91D09F text on black | 11.72:1 | AAA | Lc -69.6 | 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
#F0F8F1
oklch(97.1% 0.013 149.3)
-
Step 100
100
#DDEFE1
oklch(93.5% 0.027 152.4)
-
Step 200
200
#C1E4C8
oklch(88.6% 0.053 151.1)
-
Step 300
300 (this color)
#91D09F
oklch(80.2% 0.094 150.8)
-
Step 400
400
#4BBA6D
oklch(70.6% 0.151 150.7)
-
Step 500
500
#00A54F
oklch(63.2% 0.171 150.8)
-
Step 600
600
#008B41
oklch(55.7% 0.151 150.7)
-
Step 700
700
#007536
oklch(49.2% 0.133 150.8)
-
Step 800
800
#00602B
oklch(42.8% 0.116 150.8)
-
Step 900
900
#005023
oklch(37.7% 0.102 150.9)
-
Step 950
950
#003012
oklch(27% 0.073 150.7)
#91D09F 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) | #D1C69C | 0.081 |
| Deuteranopia (no green cones) | #C6BFA2 | 0.079 |
| Tritanopia (no blue cones) | #88CEC3 | 0.052 |
| Achromatopsia (no color) | #C1C1C1 | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91D09F
#91D09F
oklch(80.2% 0.094 150.8)
- #E2A8DB
#E2A8DB
oklch(80.1% 0.095 330.6)
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 #91D09F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Seafoam Blue #78D1B6 ΔE 0.036
- Pale Teal #82CBB2 ΔE 0.036
- Tiffany Blue #94D2BD ΔE 0.040
- Medium Aquamarine #66CDAA ΔE 0.043
- Light Moss Green #A6C875 ΔE 0.050
- Pale Olive #B9CC81 ΔE 0.053
- Dark Sea Green #8FBC8F ΔE 0.054
- Pale Olive Green #B1D27B ΔE 0.055
Use #91D09F 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.