#90A588
Closest named color: Grey Green (#86A17D). oklch(69.7% 0.048 137.1), rgb(144, 165, 136).
Aa
Black text reads best on this color (7.92:1).
About this color
#90A588 is a medium-light, muted green. In OKLCH its lightness is 70%, its chroma 0.048 and its hue 137°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grey Green (#86A17D), ΔE 0.023 away. Black text reads best on it, at 7.92:1.
| Hue family | Greens |
| Lightness | medium-light (70%) |
| Chroma | muted (0.048) |
| Temperature | in between |
| Nearest name | Grey Green (#86A17D) |
| Black text | 7.92:1 |
| White text | 2.65:1 |
Values
| HEX | #90A588 |
| RGB | rgb(144, 165, 136) |
| HSL | hsl(103, 14%, 59%) |
| OKLCH | oklch(69.7% 0.048 137.1) |
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 #90A588 | 2.65:1 | Fails | Lc -56.8 | Large or bold text, headings |
| Black text on #90A588 | 7.92:1 | AAA | Lc 52.4 | Large or bold text, headings |
| #90A588 text on white | 2.65:1 | Fails | Lc 51.6 | Large or bold text, headings |
| #90A588 text on black | 7.92:1 | AAA | Lc -50.3 | 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
#F4F6F3
oklch(97.1% 0.004 134.8)
-
Step 100
100
#E7EBE6
oklch(93.6% 0.008 139.4)
-
Step 200
200
#D4DCD1
oklch(88.5% 0.017 137)
-
Step 300
300
#B8C5B3
oklch(80.8% 0.029 136.9)
-
Step 400
400 (this color)
#90A588
oklch(69.7% 0.048 137.1)
-
Step 500
500
#78926E
oklch(63% 0.06 137.1)
-
Step 600
600
#617D56
oklch(55.7% 0.067 137.1)
-
Step 700
700
#506946
oklch(49.1% 0.062 137)
-
Step 800
800
#42563A
oklch(42.8% 0.051 137)
-
Step 900
900
#384732
oklch(37.8% 0.04 136.9)
-
Step 950
950
#21291D
oklch(26.9% 0.024 135.3)
#90A588 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) | #A7A086 | 0.033 |
| Deuteranopia (no green cones) | #A49E89 | 0.033 |
| Tritanopia (no blue cones) | #90A39D | 0.033 |
| Achromatopsia (no color) | #9F9F9F | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90A588
#90A588
oklch(69.7% 0.048 137.1)
- #AA95B2
#AA95B2
oklch(69.8% 0.048 316.7)
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 #90A588, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Green #86A17D ΔE 0.023
- Cement #A5A391 ΔE 0.034
- Greeny Grey #7EA07A ΔE 0.034
- Pewter #96A8A1 ΔE 0.036
- Stone #ADA587 ΔE 0.040
- Muted Teal #90B494 ΔE 0.040
- Bland #AFA88B ΔE 0.045
- Sage #87AE73 ΔE 0.046
Use #90A588 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.