#91B591
Closest named color: Muted Teal (#90B494). oklch(73.7% 0.064 144.9), rgb(145, 181, 145).
Aa
Black text reads best on this color (9.22:1).
About this color
#91B591 is a medium-light, muted green. In OKLCH its lightness is 74%, its chroma 0.064 and its hue 145°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Muted Teal (#90B494), ΔE 0.006 away. Black text reads best on it, at 9.22:1.
| Hue family | Greens |
| Lightness | medium-light (74%) |
| Chroma | muted (0.064) |
| Temperature | in between |
| Nearest name | Muted Teal (#90B494) |
| Black text | 9.22:1 |
| White text | 2.27:1 |
Values
| HEX | #91B591 |
| RGB | rgb(145, 181, 145) |
| HSL | hsl(120, 20%, 64%) |
| OKLCH | oklch(73.7% 0.064 144.9) |
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 #91B591 | 2.27:1 | Fails | Lc -49.7 | Large or bold text, headings |
| Black text on #91B591 | 9.22:1 | AAA | Lc 59.1 | Large or bold text, headings |
| #91B591 text on white | 2.27:1 | Fails | Lc 44.9 | Non-text elements, placeholder text |
| #91B591 text on black | 9.22:1 | AAA | Lc -57.2 | Large or bold text, headings |
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
#F3F6F3
oklch(97% 0.005 145.5)
-
Step 100
100
#E5ECE5
oklch(93.6% 0.012 145.5)
-
Step 200
200
#D0DDD0
oklch(88.4% 0.022 145.4)
-
Step 300
300
#B1C8B1
oklch(80.9% 0.04 145.2)
-
Step 400
400 (this color)
#91B591
oklch(73.7% 0.064 144.9)
-
Step 500
500
#6A976A
oklch(63.1% 0.083 144.5)
-
Step 600
600
#508152
oklch(55.5% 0.089 145.2)
-
Step 700
700
#416D42
oklch(49.1% 0.083 144.7)
-
Step 800
800
#365937
oklch(42.7% 0.069 144.9)
-
Step 900
900
#2F4930
oklch(37.7% 0.053 145.3)
-
Step 950
950
#1C2B1C
oklch(27% 0.034 144.6)
#91B591 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) | #B7AE8F | 0.052 |
| Deuteranopia (no green cones) | #B1AA93 | 0.051 |
| Tritanopia (no blue cones) | #8EB3AB | 0.039 |
| Achromatopsia (no color) | #ACACAC | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91B591
#91B591
oklch(73.7% 0.064 144.9)
- #BF9CC1
#BF9CC1
oklch(73.6% 0.065 324.5)
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 #91B591, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Muted Teal #90B494 ΔE 0.006
- Dark Sea Green #8FBC8F ΔE 0.021
- Lichen #8FB67B ΔE 0.031
- Sage Green #88B378 ΔE 0.036
- Sage #87AE73 ΔE 0.043
- Bland #AFA88B ΔE 0.049
- Faded Green #7BB274 ΔE 0.049
- Pewter #96A8A1 ΔE 0.050
Use #91B591 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.