#AB4D21
Closest named color: Cinnamon (#AC4F06). oklch(53.4% 0.136 43.1), rgb(171, 77, 33).
Aa
White text reads best on this color (5.50:1).
About this color
#AB4D21 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 53%, its chroma 0.136 and its hue 43°. Its hue sits on the warm side of the wheel. The nearest named color is Cinnamon (#AC4F06), ΔE 0.016 away. White text reads best on it, at 5.50:1.
| Hue family | Browns |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.136) |
| Temperature | warm |
| Nearest name | Cinnamon (#AC4F06) |
| Black text | 3.81:1 |
| White text | 5.50:1 |
Values
| HEX | #AB4D21 |
| RGB | rgb(171, 77, 33) |
| HSL | hsl(19, 68%, 40%) |
| OKLCH | oklch(53.4% 0.136 43.1) |
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 #AB4D21 | 5.50:1 | AA | Lc -82.2 | Fine for body text |
| Black text on #AB4D21 | 3.81:1 | AA large text | Lc 27.2 | Dividers and decoration only |
| #AB4D21 text on white | 5.50:1 | AA | Lc 76.9 | Fine for body text |
| #AB4D21 text on black | 3.81:1 | AA large text | Lc -24.9 | 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
#FBF4F1
oklch(97.2% 0.009 44.9)
-
Step 100
100
#F5E6E1
oklch(93.5% 0.018 39.4)
-
Step 200
200
#EED3C8
oklch(88.6% 0.034 43.5)
-
Step 300
300
#E4B5A1
oklch(81% 0.061 44.2)
-
Step 400
400
#D48C6F
oklch(70.6% 0.097 42.7)
-
Step 500
500
#C76E48
oklch(63.1% 0.124 43.2)
-
Step 600
600 (this color)
#AB4D21
oklch(53.4% 0.136 43.1)
-
Step 700
700
#99441B
oklch(49.1% 0.126 43.5)
-
Step 800
800
#7C3819
oklch(42.6% 0.104 43.1)
-
Step 900
900
#64311B
oklch(37.6% 0.081 43)
-
Step 950
950
#3B1D11
oklch(26.9% 0.052 42.1)
#AB4D21 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) | #675C1B | 0.129 |
| Deuteranopia (no green cones) | #7E711E | 0.117 |
| Tritanopia (no blue cones) | #BC3844 | 0.069 |
| Achromatopsia (no color) | #696969 | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AB4D21
#AB4D21
oklch(53.4% 0.136 43.1)
- #007997
#007997
oklch(53.5% 0.1 223)
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 #AB4D21, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cinnamon #AC4F06 ΔE 0.016
- Sienna #A0522D ΔE 0.022
- Burnt Umber #A0450E ΔE 0.031
- Burnt Siena #B75203 ΔE 0.031
- Sinopia #BB3E03 ΔE 0.036
- Brick Orange #C14A09 ΔE 0.042
- Burnt Orange #C04E01 ΔE 0.042
- Raw Umber #A75E09 ΔE 0.045
Use #AB4D21 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.