#858366
Closest named color: Brown Grey (#8D8468). oklch(60.4% 0.042 104.3), rgb(133, 131, 102).
Aa
Black text reads best on this color (5.43:1).
About this color
#858366 is a medium-dark, muted yellow. In OKLCH its lightness is 60%, its chroma 0.042 and its hue 104°. Its hue sits on the warm side of the wheel. The nearest named color is Brown Grey (#8D8468), ΔE 0.013 away. Black text reads best on it, at 5.43:1.
| Hue family | Yellows |
| Lightness | medium-dark (60%) |
| Chroma | muted (0.042) |
| Temperature | warm |
| Nearest name | Brown Grey (#8D8468) |
| Black text | 5.43:1 |
| White text | 3.86:1 |
Values
| HEX | #858366 |
| RGB | rgb(133, 131, 102) |
| HSL | hsl(56, 13%, 46%) |
| OKLCH | oklch(60.4% 0.042 104.3) |
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 #858366 | 3.86:1 | AA large text | Lc -71.6 | Content text, not long reading |
| Black text on #858366 | 5.43:1 | AA | Lc 38.0 | Non-text elements, placeholder text |
| #858366 text on white | 3.86:1 | AA large text | Lc 66.1 | Content text, not long reading |
| #858366 text on black | 5.43:1 | AA | Lc -35.5 | 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
#F6F5F3
oklch(97% 0.003 84.6)
-
Step 100
100
#EAEAE6
oklch(93.6% 0.005 106.5)
-
Step 200
200
#DADAD1
oklch(88.6% 0.012 106.6)
-
Step 300
300
#C2C2B3
oklch(81% 0.021 106.9)
-
Step 400
400
#A3A28B
oklch(70.7% 0.032 105.2)
-
Step 500
500 (this color)
#858366
oklch(60.4% 0.042 104.3)
-
Step 600
600
#777556
oklch(55.6% 0.045 104.7)
-
Step 700
700
#646246
oklch(49% 0.042 104.4)
-
Step 800
800
#52503A
oklch(42.7% 0.034 103.4)
-
Step 900
900
#444332
oklch(37.9% 0.028 104.8)
-
Step 950
950
#28271D
oklch(27% 0.018 102.8)
#858366 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) | #888164 | 0.006 |
| Deuteranopia (no green cones) | #898267 | 0.007 |
| Tritanopia (no blue cones) | #8A7F7B | 0.038 |
| Achromatopsia (no color) | #828282 | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #858366
#858366
oklch(60.4% 0.042 104.3)
- #7E7E9A
#7E7E9A
oklch(60.3% 0.042 285.1)
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 #858366, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brown Grey #8D8468 ΔE 0.013
- Medium Grey #7D7F7C ΔE 0.039
- Gray #808080 ΔE 0.042
- Green Grey #77926F ΔE 0.043
- Drab #828344 ΔE 0.045
- Slate Green #658D6D ΔE 0.047
- Mocha #9D7651 ΔE 0.048
- Puce #A57E52 ΔE 0.052
Use #858366 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.