#91BC9F
Closest named color: Dark Sea Green (#8FBC8F). oklch(75.6% 0.062 155.2), rgb(145, 188, 159).
Aa
Black text reads best on this color (9.89:1).
About this color
#91BC9F is a medium-light, muted green. In OKLCH its lightness is 76%, its chroma 0.062 and its hue 155°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Sea Green (#8FBC8F), ΔE 0.023 away. Black text reads best on it, at 9.89:1.
| Hue family | Greens |
| Lightness | medium-light (76%) |
| Chroma | muted (0.062) |
| Temperature | in between |
| Nearest name | Dark Sea Green (#8FBC8F) |
| Black text | 9.89:1 |
| White text | 2.12:1 |
Values
| HEX | #91BC9F |
| RGB | rgb(145, 188, 159) |
| HSL | hsl(140, 24%, 65%) |
| OKLCH | oklch(75.6% 0.062 155.2) |
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 #91BC9F | 2.12:1 | Fails | Lc -46.2 | Large or bold text, headings |
| Black text on #91BC9F | 9.89:1 | AAA | Lc 62.4 | Content text, not long reading |
| #91BC9F text on white | 2.12:1 | Fails | Lc 41.6 | Non-text elements, placeholder text |
| #91BC9F text on black | 9.89:1 | AAA | Lc -60.7 | 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 400.
-
Step 50
50
#F3F6F4
oklch(97% 0.004 157.2)
-
Step 100
100
#E4ECE7
oklch(93.6% 0.011 158.8)
-
Step 200
200
#CFDED3
oklch(88.6% 0.022 154.1)
-
Step 300
300
#AEC8B6
oklch(80.8% 0.038 155.3)
-
Step 400
400 (this color)
#91BC9F
oklch(75.6% 0.062 155.2)
-
Step 500
500
#619875
oklch(63.1% 0.079 155.5)
-
Step 600
600
#46825D
oklch(55.5% 0.086 155.3)
-
Step 700
700
#376E4D
oklch(49.1% 0.08 155.6)
-
Step 800
800
#2E5A3F
oklch(42.8% 0.067 155.3)
-
Step 900
900
#2A4A36
oklch(37.8% 0.051 155.6)
-
Step 950
950
#192B1F
oklch(26.9% 0.033 154.5)
#91BC9F 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) | #BCB59D | 0.057 |
| Deuteranopia (no green cones) | #B4B0A1 | 0.055 |
| Tritanopia (no blue cones) | #8ABBB4 | 0.031 |
| Achromatopsia (no color) | #B2B2B2 | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91BC9F
#91BC9F
oklch(75.6% 0.062 155.2)
- #C9A2BF
#C9A2BF
oklch(75.6% 0.06 335.4)
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 #91BC9F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sea Green #8FBC8F ΔE 0.023
- Muted Teal #90B494 ΔE 0.023
- Pale Teal #82CBB2 ΔE 0.041
- Lichen #8FB67B ΔE 0.046
- Sage Green #88B378 ΔE 0.054
- Medium Aquamarine #66CDAA ΔE 0.056
- Pewter #96A8A1 ΔE 0.057
- Seafoam Blue #78D1B6 ΔE 0.057
Use #91BC9F 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.