#B18240
Closest named color: Dark Tan (#AF884A). oklch(64% 0.101 73.5), rgb(177, 130, 64).
Aa
Black text reads best on this color (6.13:1).
About this color
#B18240 is a medium-light, moderately saturated orange. In OKLCH its lightness is 64%, its chroma 0.101 and its hue 73°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Tan (#AF884A), ΔE 0.015 away. Black text reads best on it, at 6.13:1.
| Hue family | Oranges |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.101) |
| Temperature | warm |
| Nearest name | Dark Tan (#AF884A) |
| Black text | 6.13:1 |
| White text | 3.42:1 |
Values
| HEX | #B18240 |
| RGB | rgb(177, 130, 64) |
| HSL | hsl(35, 47%, 47%) |
| OKLCH | oklch(64% 0.101 73.5) |
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 #B18240 | 3.42:1 | AA large text | Lc -67.1 | Content text, not long reading |
| Black text on #B18240 | 6.13:1 | AA | Lc 42.5 | Non-text elements, placeholder text |
| #B18240 text on white | 3.42:1 | AA large text | Lc 61.6 | Content text, not long reading |
| #B18240 text on black | 6.13:1 | AA | Lc -40.1 | 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
#F8F5F1
oklch(97.1% 0.006 75.4)
-
Step 100
100
#F0E9E0
oklch(93.7% 0.014 74.4)
-
Step 200
200
#E4D7C6
oklch(88.5% 0.027 74.7)
-
Step 300
300
#D4BC9E
oklch(80.8% 0.049 73.2)
-
Step 400
400
#BF9968
oklch(70.7% 0.08 73)
-
Step 500
500 (this color)
#B18240
oklch(64% 0.101 73.5)
-
Step 600
600
#996817
oklch(55.6% 0.11 73.9)
-
Step 700
700
#835605
oklch(49.1% 0.102 73.4)
-
Step 800
800
#6A470C
oklch(42.7% 0.084 74.3)
-
Step 900
900
#573C14
oklch(37.9% 0.066 73.7)
-
Step 950
950
#33230D
oklch(27% 0.042 73)
#B18240 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) | #938439 | 0.051 |
| Deuteranopia (no green cones) | #9E8F42 | 0.044 |
| Tritanopia (no blue cones) | #C07673 | 0.084 |
| Achromatopsia (no color) | #8B8B8B | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B18240
#B18240
oklch(64% 0.101 73.5)
- #5F8FC8
#5F8FC8
oklch(64% 0.101 253.5)
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 #B18240, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Tan #AF884A ΔE 0.015
- Light Brown #AD8150 ΔE 0.019
- Tan Brown #AB7E4C ΔE 0.021
- Coffee #A6814C ΔE 0.022
- Puce #A57E52 ΔE 0.031
- Golden Brown #B27A01 ΔE 0.035
- Mustard Brown #AC7E04 ΔE 0.036
- Dark Sand #A88F59 ΔE 0.036
Use #B18240 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.