#A45B28
Closest named color: Raw Umber (#A75E09). oklch(54.7% 0.115 52.5), rgb(164, 91, 40).
Aa
White text reads best on this color (5.11:1).
About this color
#A45B28 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 55%, its chroma 0.115 and its hue 52°. Its hue sits on the warm side of the wheel. The nearest named color is Raw Umber (#A75E09), ΔE 0.022 away. White text reads best on it, at 5.11:1.
| Hue family | Browns |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.115) |
| Temperature | warm |
| Nearest name | Raw Umber (#A75E09) |
| Black text | 4.10:1 |
| White text | 5.11:1 |
Values
| HEX | #A45B28 |
| RGB | rgb(164, 91, 40) |
| HSL | hsl(25, 61%, 40%) |
| OKLCH | oklch(54.7% 0.115 52.5) |
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 #A45B28 | 5.11:1 | AA | Lc -80.3 | Fine for body text |
| Black text on #A45B28 | 4.10:1 | AA large text | Lc 29.2 | Dividers and decoration only |
| #A45B28 text on white | 5.11:1 | AA | Lc 74.9 | Content text, not long reading |
| #A45B28 text on black | 4.10:1 | AA large text | Lc -26.8 | 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
#F9F4F1
oklch(97% 0.007 53.4)
-
Step 100
100
#F2E7E1
oklch(93.5% 0.014 50.8)
-
Step 200
200
#E9D4C8
oklch(88.4% 0.029 51.8)
-
Step 300
300
#DDB8A2
oklch(80.9% 0.052 52.5)
-
Step 400
400
#CA9270
oklch(70.6% 0.083 52.2)
-
Step 500
500
#BC764A
oklch(63.1% 0.106 51.9)
-
Step 600
600 (this color)
#A45B28
oklch(54.7% 0.115 52.5)
-
Step 700
700
#8F4D1D
oklch(49.1% 0.107 52.8)
-
Step 800
800
#743F1B
oklch(42.6% 0.089 52)
-
Step 900
900
#5E361C
oklch(37.7% 0.069 52.2)
-
Step 950
950
#372011
oklch(27% 0.044 53)
#A45B28 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) | #706422 | 0.096 |
| Deuteranopia (no green cones) | #827427 | 0.086 |
| Tritanopia (no blue cones) | #B44C50 | 0.072 |
| Achromatopsia (no color) | #6E6E6E | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A45B28
#A45B28
oklch(54.7% 0.115 52.5)
- #007BA7
#007BA7
oklch(54.8% 0.112 232.4)
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 #A45B28, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Raw Umber #A75E09 ΔE 0.022
- Sepia #985E2B ΔE 0.022
- Sienna #A0522D ΔE 0.026
- Earth #A2653E ΔE 0.027
- Cinnamon #AC4F06 ΔE 0.029
- Orangey Brown #B16002 ΔE 0.035
- Raw Sienna #9A6200 ΔE 0.037
- Burnt Siena #B75203 ΔE 0.038
Use #A45B28 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.