#91C399
Closest named color: Dark Sea Green (#8FBC8F). oklch(77.1% 0.079 149.1), rgb(145, 195, 153).
Aa
Black text reads best on this color (10.46:1).
About this color
#91C399 is a medium-light, moderately saturated green. In OKLCH its lightness is 77%, its chroma 0.079 and its hue 149°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Sea Green (#8FBC8F), ΔE 0.021 away. Black text reads best on it, at 10.46:1.
| Hue family | Greens |
| Lightness | medium-light (77%) |
| Chroma | moderately saturated (0.079) |
| Temperature | in between |
| Nearest name | Dark Sea Green (#8FBC8F) |
| Black text | 10.46:1 |
| White text | 2.00:1 |
Values
| HEX | #91C399 |
| RGB | rgb(145, 195, 153) |
| HSL | hsl(130, 29%, 67%) |
| OKLCH | oklch(77.1% 0.079 149.1) |
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 #91C399 | 2.00:1 | Fails | Lc -43.3 | Non-text elements, placeholder text |
| Black text on #91C399 | 10.46:1 | AAA | Lc 65.1 | Content text, not long reading |
| #91C399 text on white | 2.00:1 | Fails | Lc 38.8 | Non-text elements, placeholder text |
| #91C399 text on black | 10.46:1 | AAA | Lc -63.5 | 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
#F1F8F2
oklch(97.2% 0.011 149.9)
-
Step 100
100
#E0EEE2
oklch(93.5% 0.022 149.7)
-
Step 200
200
#C6E2CA
oklch(88.6% 0.044 149.4)
-
Step 300
300 (this color)
#91C399
oklch(77.1% 0.079 149.1)
-
Step 400
400
#62B674
oklch(70.6% 0.127 149.2)
-
Step 500
500
#27A34E
oklch(63% 0.162 149)
-
Step 600
600
#008B3B
oklch(55.6% 0.156 149.2)
-
Step 700
700
#007530
oklch(49.1% 0.138 149)
-
Step 800
800
#006026
oklch(42.7% 0.12 149)
-
Step 900
900
#00501F
oklch(37.7% 0.106 149.2)
-
Step 950
950
#072F13
oklch(27% 0.067 149.3)
#91C399 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) | #C4BA97 | 0.068 |
| Deuteranopia (no green cones) | #BCB59B | 0.065 |
| Tritanopia (no blue cones) | #8BC1B7 | 0.044 |
| Achromatopsia (no color) | #B7B7B7 | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91C399
#91C399
oklch(77.1% 0.079 149.1)
- #D1A3CD
#D1A3CD
oklch(77.1% 0.078 329.2)
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 #91C399, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sea Green #8FBC8F ΔE 0.021
- Pale Teal #82CBB2 ΔE 0.034
- Muted Teal #90B494 ΔE 0.041
- Medium Aquamarine #66CDAA ΔE 0.045
- Lichen #8FB67B ΔE 0.045
- Seafoam Blue #78D1B6 ΔE 0.046
- Tan Green #A9BE70 ΔE 0.051
- Tiffany Blue #94D2BD ΔE 0.054
Use #91C399 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.