#A45B18
Closest named color: Raw Umber (#A75E09). oklch(54.6% 0.122 57.1), rgb(164, 91, 24).
Aa
White text reads best on this color (5.13:1).
About this color
#A45B18 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 55%, its chroma 0.122 and its hue 57°. Its hue sits on the warm side of the wheel. The nearest named color is Raw Umber (#A75E09), ΔE 0.012 away. White text reads best on it, at 5.13:1.
| Hue family | Browns |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.122) |
| Temperature | warm |
| Nearest name | Raw Umber (#A75E09) |
| Black text | 4.08:1 |
| White text | 5.13:1 |
Values
| HEX | #A45B18 |
| RGB | rgb(164, 91, 24) |
| HSL | hsl(29, 74%, 37%) |
| OKLCH | oklch(54.6% 0.122 57.1) |
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 #A45B18 | 5.13:1 | AA | Lc -80.4 | Fine for body text |
| Black text on #A45B18 | 4.08:1 | AA large text | Lc 29.1 | Dividers and decoration only |
| #A45B18 text on white | 5.13:1 | AA | Lc 75.0 | Fine for body text |
| #A45B18 text on black | 4.08:1 | AA large text | Lc -26.7 | 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
#F3E7E0
oklch(93.6% 0.016 52.6)
-
Step 200
200
#E9D5C6
oklch(88.5% 0.03 59.3)
-
Step 300
300
#DDB89F
oklch(80.9% 0.055 55.9)
-
Step 400
400
#CA936A
oklch(70.7% 0.087 57.5)
-
Step 500
500
#BC7740
oklch(63.2% 0.112 57.4)
-
Step 600
600 (this color)
#A45B18
oklch(54.6% 0.122 57.1)
-
Step 700
700
#8F4D0D
oklch(49% 0.113 57.1)
-
Step 800
800
#744010
oklch(42.7% 0.093 57.8)
-
Step 900
900
#5E3616
oklch(37.6% 0.073 56.5)
-
Step 950
950
#37200E
oklch(26.9% 0.046 57.2)
#A45B18 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) | #71630A | 0.095 |
| Deuteranopia (no green cones) | #827418 | 0.085 |
| Tritanopia (no blue cones) | #B44B4E | 0.082 |
| Achromatopsia (no color) | #6D6D6D | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A45B18
#A45B18
oklch(54.6% 0.122 57.1)
- #0079AD
#0079AD
oklch(54.6% 0.12 237.3)
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 #A45B18, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Raw Umber #A75E09 ΔE 0.012
- Sepia #985E2B ΔE 0.023
- Cinnamon #AC4F06 ΔE 0.028
- Raw Sienna #9A6200 ΔE 0.029
- Orangey Brown #B16002 ΔE 0.030
- Sienna #A0522D ΔE 0.033
- Earth #A2653E ΔE 0.034
- Burnt Siena #B75203 ΔE 0.037
Use #A45B18 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.