#907971
Closest named color: Reddish Grey (#997570). oklch(59.5% 0.031 40.1), rgb(144, 121, 113).
Aa
Black text reads best on this color (5.15:1).
About this color
#907971 is a medium-dark, muted brown. In OKLCH its lightness is 60%, its chroma 0.031 and its hue 40°. Its hue sits on the warm side of the wheel. The nearest named color is Reddish Grey (#997570), ΔE 0.017 away. Black text reads best on it, at 5.15:1.
| Hue family | Browns |
| Lightness | medium-dark (60%) |
| Chroma | muted (0.031) |
| Temperature | warm |
| Nearest name | Reddish Grey (#997570) |
| Black text | 5.15:1 |
| White text | 4.07:1 |
Values
| HEX | #907971 |
| RGB | rgb(144, 121, 113) |
| HSL | hsl(15, 12%, 50%) |
| OKLCH | oklch(59.5% 0.031 40.1) |
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 #907971 | 4.07:1 | AA large text | Lc -73.4 | Content text, not long reading |
| Black text on #907971 | 5.15:1 | AA | Lc 36.2 | Non-text elements, placeholder text |
| #907971 text on white | 4.07:1 | AA large text | Lc 67.9 | Content text, not long reading |
| #907971 text on black | 5.15:1 | AA | Lc -33.8 | 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
#F7F5F4
oklch(97.1% 0.003 48.7)
-
Step 100
100
#EDE9E8
oklch(93.7% 0.005 34.3)
-
Step 200
200
#DED7D5
oklch(88.4% 0.008 36.6)
-
Step 300
300
#CABEB9
oklch(81% 0.015 44.1)
-
Step 400
400
#AF9C95
oklch(70.7% 0.025 41.3)
-
Step 500
500 (this color)
#907971
oklch(59.5% 0.031 40.1)
-
Step 600
600
#866D64
oklch(55.6% 0.035 40.8)
-
Step 700
700
#715B53
oklch(49.1% 0.032 41)
-
Step 800
800
#5C4A44
oklch(42.6% 0.026 39.3)
-
Step 900
900
#4C3E39
oklch(37.7% 0.021 40.6)
-
Step 950
950
#2C2422
oklch(26.9% 0.013 34.3)
#907971 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) | #7E7B70 | 0.029 |
| Deuteranopia (no green cones) | #848071 | 0.026 |
| Tritanopia (no blue cones) | #967677 | 0.017 |
| Achromatopsia (no color) | #7E7E7E | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #907971
#907971
oklch(59.5% 0.031 40.1)
- #6B848C
#6B848C
oklch(59.7% 0.031 219.2)
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 #907971, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddish Grey #997570 ΔE 0.017
- Gray #808080 ΔE 0.032
- Medium Grey #7D7F7C ΔE 0.032
- Brown Grey #8D8468 ΔE 0.038
- English Lavender #9D8189 ΔE 0.044
- Mocha #9D7651 ΔE 0.045
- Warm Grey #978A84 ΔE 0.050
- Purple Grey #866F85 ΔE 0.051
Use #907971 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.