#B1833F
Closest named color: Dark Tan (#AF884A). oklch(64.2% 0.102 74.8), rgb(177, 131, 63).
Aa
Black text reads best on this color (6.18:1).
About this color
#B1833F is a medium-light, moderately saturated orange. In OKLCH its lightness is 64%, its chroma 0.102 and its hue 75°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Tan (#AF884A), ΔE 0.014 away. Black text reads best on it, at 6.18:1.
| Hue family | Oranges |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.102) |
| Temperature | warm |
| Nearest name | Dark Tan (#AF884A) |
| Black text | 6.18:1 |
| White text | 3.39:1 |
Values
| HEX | #B1833F |
| RGB | rgb(177, 131, 63) |
| HSL | hsl(36, 48%, 47%) |
| OKLCH | oklch(64.2% 0.102 74.8) |
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 #B1833F | 3.39:1 | AA large text | Lc -66.7 | Content text, not long reading |
| Black text on #B1833F | 6.18:1 | AA | Lc 42.8 | Non-text elements, placeholder text |
| #B1833F text on white | 3.39:1 | AA large text | Lc 61.3 | Content text, not long reading |
| #B1833F text on black | 6.18:1 | AA | Lc -40.4 | 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
#E4D7C5
oklch(88.5% 0.028 76.2)
-
Step 300
300
#D4BD9D
oklch(81% 0.051 76)
-
Step 400
400
#BE9A67
oklch(70.8% 0.08 75.5)
-
Step 500
500 (this color)
#B1833F
oklch(64.2% 0.102 74.8)
-
Step 600
600
#996813
oklch(55.6% 0.111 74.5)
-
Step 700
700
#825701
oklch(49.1% 0.103 75.6)
-
Step 800
800
#6A4709
oklch(42.7% 0.086 74.9)
-
Step 900
900
#563C13
oklch(37.7% 0.067 75.2)
-
Step 950
950
#33230D
oklch(27% 0.042 73)
#B1833F 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) | #948538 | 0.049 |
| Deuteranopia (no green cones) | #9F9041 | 0.043 |
| Tritanopia (no blue cones) | #C07774 | 0.086 |
| Achromatopsia (no color) | #8B8B8B | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B1833F
#B1833F
oklch(64.2% 0.102 74.8)
- #618FCA
#618FCA
oklch(64.2% 0.102 255.1)
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 #B1833F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Tan #AF884A ΔE 0.014
- Light Brown #AD8150 ΔE 0.021
- Coffee #A6814C ΔE 0.023
- Tan Brown #AB7E4C ΔE 0.024
- Puce #A57E52 ΔE 0.034
- Dark Goldenrod #B8860B ΔE 0.035
- Golden Brown #B27A01 ΔE 0.035
- Dark Sand #A88F59 ΔE 0.035
Use #B1833F 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.