#907666
Closest named color: Reddish Grey (#997570). oklch(58.6% 0.04 53.3), rgb(144, 118, 102).
Aa
Black text reads best on this color (4.96:1).
About this color
#907666 is a medium-dark, muted brown. In OKLCH its lightness is 59%, its chroma 0.040 and its hue 53°. Its hue sits on the warm side of the wheel. The nearest named color is Reddish Grey (#997570), ΔE 0.023 away. Black text reads best on it, at 4.96:1.
| Hue family | Browns |
| Lightness | medium-dark (59%) |
| Chroma | muted (0.040) |
| Temperature | warm |
| Nearest name | Reddish Grey (#997570) |
| Black text | 4.96:1 |
| White text | 4.22:1 |
Values
| HEX | #907666 |
| RGB | rgb(144, 118, 102) |
| HSL | hsl(23, 17%, 48%) |
| OKLCH | oklch(58.6% 0.04 53.3) |
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 #907666 | 4.22:1 | AA large text | Lc -74.7 | Content text, not long reading |
| Black text on #907666 | 4.96:1 | AA | Lc 34.9 | Non-text elements, placeholder text |
| #907666 text on white | 4.22:1 | AA large text | Lc 69.2 | Content text, not long reading |
| #907666 text on black | 4.96:1 | AA | Lc -32.5 | 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 600.
-
Step 50
50
#F7F5F4
oklch(97.1% 0.003 48.7)
-
Step 100
100
#EDE9E7
oklch(93.7% 0.005 48.7)
-
Step 200
200
#DFD7D3
oklch(88.4% 0.01 48.6)
-
Step 300
300
#CBBEB6
oklch(81% 0.018 53.9)
-
Step 400
400
#B09C90
oklch(70.7% 0.029 53)
-
Step 500
500
#9C8475
oklch(63.1% 0.037 53.9)
-
Step 600
600 (this color)
#907666
oklch(58.6% 0.04 53.3)
-
Step 700
700
#725B4D
oklch(49% 0.037 52.9)
-
Step 800
800
#5D4B3F
oklch(42.8% 0.031 55.4)
-
Step 900
900
#4C3E36
oklch(37.6% 0.024 51.4)
-
Step 950
950
#2D2520
oklch(27.2% 0.015 53.9)
#907666 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) | #7D7865 | 0.031 |
| Deuteranopia (no green cones) | #837D66 | 0.027 |
| Tritanopia (no blue cones) | #987172 | 0.029 |
| Achromatopsia (no color) | #7B7B7B | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #907666
#907666
oklch(58.6% 0.04 53.3)
- #658191
#658191
oklch(58.7% 0.04 233.4)
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 #907666, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddish Grey #997570 ΔE 0.023
- Mocha #9D7651 ΔE 0.034
- Brown Grey #8D8468 ΔE 0.039
- Medium Grey #7D7F7C ΔE 0.041
- Dull Brown #876E4B ΔE 0.042
- Grey Brown #7F7053 ΔE 0.042
- Gray #808080 ΔE 0.043
- Dirt #8A6E45 ΔE 0.045
Use #907666 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.