#91664D
Closest named color: Dull Brown (#876E4B). oklch(54.9% 0.067 51.1), rgb(145, 102, 77).
Aa
White text reads best on this color (4.98:1).
About this color
#91664D is a medium-dark, muted brown. In OKLCH its lightness is 55%, its chroma 0.067 and its hue 51°. Its hue sits on the warm side of the wheel. The nearest named color is Dull Brown (#876E4B), ΔE 0.028 away. White text reads best on it, at 4.98:1.
| Hue family | Browns |
| Lightness | medium-dark (55%) |
| Chroma | muted (0.067) |
| Temperature | warm |
| Nearest name | Dull Brown (#876E4B) |
| Black text | 4.21:1 |
| White text | 4.98:1 |
Values
| HEX | #91664D |
| RGB | rgb(145, 102, 77) |
| HSL | hsl(22, 31%, 44%) |
| OKLCH | oklch(54.9% 0.067 51.1) |
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 #91664D | 4.98:1 | AA | Lc -79.8 | Fine for body text |
| Black text on #91664D | 4.21:1 | AA large text | Lc 29.7 | Dividers and decoration only |
| #91664D text on white | 4.98:1 | AA | Lc 74.4 | Content text, not long reading |
| #91664D text on black | 4.21:1 | AA large text | Lc -27.3 | Dividers and decoration only |
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
#F8F5F3
oklch(97.2% 0.004 56.4)
-
Step 100
100
#EFE8E5
oklch(93.6% 0.009 44.9)
-
Step 200
200
#E3D6CF
oklch(88.5% 0.017 50.4)
-
Step 300
300
#D1BCAF
oklch(80.9% 0.03 53.9)
-
Step 400
400
#BA9986
oklch(70.8% 0.048 51.6)
-
Step 500
500
#A87F68
oklch(63.1% 0.061 50.5)
-
Step 600
600 (this color)
#91664D
oklch(54.9% 0.067 51.1)
-
Step 700
700
#7D5640
oklch(49% 0.062 50.2)
-
Step 800
800
#664735
oklch(42.7% 0.051 51.1)
-
Step 900
900
#533C2E
oklch(37.8% 0.04 52.5)
-
Step 950
950
#31231B
oklch(27% 0.026 51)
#91664D 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) | #726A4B | 0.053 |
| Deuteranopia (no green cones) | #7C734D | 0.049 |
| Tritanopia (no blue cones) | #9C5E60 | 0.045 |
| Achromatopsia (no color) | #707070 | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91664D
#91664D
oklch(54.9% 0.067 51.1)
- #467891
#467891
oklch(54.8% 0.067 231.5)
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 #91664D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Brown #876E4B ΔE 0.028
- Cocoa #875F42 ΔE 0.029
- Dirt #8A6E45 ΔE 0.030
- Dark Taupe #7F684E ΔE 0.031
- Earth #A2653E ΔE 0.033
- Dirt Brown #836539 ΔE 0.037
- Grey Brown #7F7053 ΔE 0.037
- Sepia #985E2B ΔE 0.038
Use #91664D 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.