#81908E
Closest named color: Warm Grey (#978A84). oklch(64.1% 0.018 187.1), rgb(129, 144, 142).
Aa
Black text reads best on this color (6.31:1).
About this color
#81908E is a medium-light close to neutral grey. In OKLCH its lightness is 64%, its chroma 0.018. It has too little chroma to lean warm or cool. The nearest named color is Warm Grey (#978A84), ΔE 0.034 away. Black text reads best on it, at 6.31:1.
| Hue family | Neutrals |
| Lightness | medium-light (64%) |
| Chroma | close to neutral grey (0.018) |
| Temperature | neutral |
| Nearest name | Warm Grey (#978A84) |
| Black text | 6.31:1 |
| White text | 3.32:1 |
Values
| HEX | #81908E |
| RGB | rgb(129, 144, 142) |
| HSL | hsl(172, 6%, 54%) |
| OKLCH | oklch(64.1% 0.018 187.1) |
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 #81908E | 3.32:1 | AA large text | Lc -66.1 | Content text, not long reading |
| Black text on #81908E | 6.31:1 | AA | Lc 43.4 | Non-text elements, placeholder text |
| #81908E text on white | 3.32:1 | AA large text | Lc 60.7 | Content text, not long reading |
| #81908E text on black | 6.31:1 | AA | Lc -41.0 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F5F6F5
oklch(97.2% 0.002 145.6)
-
Step 100
100
#E8EAEA
oklch(93.6% 0.002 197.1)
-
Step 200
200
#D6DAD9
oklch(88.5% 0.005 179.7)
-
Step 300
300
#BBC2C1
oklch(80.8% 0.008 186.8)
-
Step 400
400
#98A3A2
oklch(70.6% 0.013 190.3)
-
Step 500
500 (this color)
#81908E
oklch(64.1% 0.018 187.1)
-
Step 600
600
#677775
oklch(55.5% 0.019 187.5)
-
Step 700
700
#566462
oklch(49.1% 0.017 186.2)
-
Step 800
800
#465250
oklch(42.7% 0.016 184.5)
-
Step 900
900
#3B4442
oklch(37.8% 0.012 180.8)
-
Step 950
950
#232827
oklch(27.1% 0.007 182.4)
#81908E 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) | #8E8E8E | 0.019 |
| Deuteranopia (no green cones) | #8B8C8E | 0.017 |
| Tritanopia (no blue cones) | #7D918F | 0.006 |
| Achromatopsia (no color) | #8D8D8D | 0.018 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81908E
#81908E
oklch(64.1% 0.018 187.1)
- #97888A
#97888A
oklch(64.1% 0.018 8.4)
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 #81908E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Warm Grey #978A84 ΔE 0.034
- Light Slate Gray #778899 ΔE 0.036
- Blue Grey #758DA3 ΔE 0.038
- Steel #738595 ΔE 0.043
- Gray #808080 ΔE 0.044
- Silver Lake Blue #778DA9 ΔE 0.046
- Steel Grey #6F828A ΔE 0.049
- Medium Grey #7D7F7C ΔE 0.049
Use #81908E 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.