#90A178
Closest named color: Grey Green (#86A17D). oklch(68.5% 0.061 126.3), rgb(144, 161, 120).
Aa
Black text reads best on this color (7.55:1).
About this color
#90A178 is a medium-light, muted green. In OKLCH its lightness is 68%, its chroma 0.061 and its hue 126°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grey Green (#86A17D), ΔE 0.014 away. Black text reads best on it, at 7.55:1.
| Hue family | Greens |
| Lightness | medium-light (68%) |
| Chroma | muted (0.061) |
| Temperature | in between |
| Nearest name | Grey Green (#86A17D) |
| Black text | 7.55:1 |
| White text | 2.77:1 |
Values
| HEX | #90A178 |
| RGB | rgb(144, 161, 120) |
| HSL | hsl(85, 18%, 55%) |
| OKLCH | oklch(68.5% 0.061 126.3) |
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 #90A178 | 2.77:1 | Fails | Lc -58.8 | Large or bold text, headings |
| Black text on #90A178 | 7.55:1 | AAA | Lc 50.5 | Large or bold text, headings |
| #90A178 text on white | 2.77:1 | Fails | Lc 53.6 | Large or bold text, headings |
| #90A178 text on black | 7.55:1 | AAA | Lc -48.3 | 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
#F4F6F2
oklch(97.1% 0.006 128.5)
-
Step 100
100
#E8EBE3
oklch(93.6% 0.011 123.5)
-
Step 200
200
#D5DCCD
oklch(88.5% 0.022 127.4)
-
Step 300
300
#BAC5AB
oklch(80.8% 0.038 126)
-
Step 400
400 (this color)
#90A178
oklch(68.5% 0.061 126.3)
-
Step 500
500
#7D925E
oklch(63% 0.078 126.4)
-
Step 600
600
#677C44
oklch(55.5% 0.084 125.8)
-
Step 700
700
#556935
oklch(49.1% 0.08 126.4)
-
Step 800
800
#46552D
oklch(42.6% 0.064 125.8)
-
Step 900
900
#3B4728
oklch(37.8% 0.052 126)
-
Step 950
950
#222918
oklch(26.9% 0.032 126.6)
#90A178 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) | #A69C75 | 0.032 |
| Deuteranopia (no green cones) | #A39B7A | 0.031 |
| Tritanopia (no blue cones) | #929D96 | 0.048 |
| Achromatopsia (no color) | #9B9B9B | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90A178
#90A178
oklch(68.5% 0.061 126.3)
- #A390B8
#A390B8
oklch(68.4% 0.062 306.4)
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 #90A178, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Green #86A17D ΔE 0.014
- Greeny Grey #7EA07A ΔE 0.024
- Dusty Green #76A973 ΔE 0.041
- Sage #87AE73 ΔE 0.041
- Cement #A5A391 ΔE 0.048
- Stone #ADA587 ΔE 0.049
- Dust #B2996E ΔE 0.050
- Dark Beige #AC9362 ΔE 0.051
Use #90A178 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.