#90B2AA
Closest named color: Pewter (#96A8A1). oklch(73.6% 0.039 179.3), rgb(144, 178, 170).
Aa
Black text reads best on this color (9.13:1).
About this color
#90B2AA is a medium-light, muted teal or cyan. In OKLCH its lightness is 74%, its chroma 0.039 and its hue 179°. Its hue sits on the cool side of the wheel. The nearest named color is Pewter (#96A8A1), ΔE 0.027 away. Black text reads best on it, at 9.13:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (74%) |
| Chroma | muted (0.039) |
| Temperature | cool |
| Nearest name | Pewter (#96A8A1) |
| Black text | 9.13:1 |
| White text | 2.29:1 |
Values
| HEX | #90B2AA |
| RGB | rgb(144, 178, 170) |
| HSL | hsl(166, 18%, 63%) |
| OKLCH | oklch(73.6% 0.039 179.3) |
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 #90B2AA | 2.29:1 | Fails | Lc -50.2 | Large or bold text, headings |
| Black text on #90B2AA | 9.13:1 | AAA | Lc 58.6 | Large or bold text, headings |
| #90B2AA text on white | 2.29:1 | Fails | Lc 45.3 | Large or bold text, headings |
| #90B2AA text on black | 9.13:1 | AAA | Lc -56.8 | 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
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E5EBEA
oklch(93.5% 0.007 185.3)
-
Step 200
200
#D0DCD9
oklch(88.5% 0.014 179.4)
-
Step 300
300
#B1C6C1
oklch(80.9% 0.024 179.8)
-
Step 400
400 (this color)
#90B2AA
oklch(73.6% 0.039 179.3)
-
Step 500
500
#68948A
oklch(63.2% 0.05 178.9)
-
Step 600
600
#4F7E74
oklch(55.6% 0.054 179.2)
-
Step 700
700
#406A61
oklch(49.1% 0.049 179)
-
Step 800
800
#35574F
oklch(42.8% 0.042 177.6)
-
Step 900
900
#2E4742
oklch(37.6% 0.032 180.6)
-
Step 950
950
#1B2A27
oklch(27% 0.021 180.8)
#90B2AA 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) | #AFAEAA | 0.041 |
| Deuteranopia (no green cones) | #A8A9AB | 0.039 |
| Tritanopia (no blue cones) | #87B3AF | 0.012 |
| Achromatopsia (no color) | #ABABAB | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90B2AA
#90B2AA
oklch(73.6% 0.039 179.3)
- #BFA0A9
#BFA0A9
oklch(73.6% 0.038 358.7)
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 #90B2AA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pewter #96A8A1 ΔE 0.027
- Muted Teal #90B494 ΔE 0.034
- Cool Steel #97A7B3 ΔE 0.038
- Dark Gray #A9A9A9 ΔE 0.039
- Cool Grey #95A3A6 ΔE 0.040
- Cement #A5A391 ΔE 0.048
- French Gray #ADB5BD ΔE 0.049
- Bluegrey #85A3B2 ΔE 0.051
Use #90B2AA 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.