#B1880F
Closest named color: Yellowy Brown (#AE8B0C). oklch(64.8% 0.129 86.5), rgb(177, 136, 15).
Aa
Black text reads best on this color (6.39:1).
About this color
#B1880F is a medium-light, moderately saturated orange. In OKLCH its lightness is 65%, its chroma 0.129 and its hue 87°. Its hue sits on the warm side of the wheel. The nearest named color is Yellowy Brown (#AE8B0C), ΔE 0.009 away. Black text reads best on it, at 6.39:1.
| Hue family | Oranges |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.129) |
| Temperature | warm |
| Nearest name | Yellowy Brown (#AE8B0C) |
| Black text | 6.39:1 |
| White text | 3.28:1 |
Values
| HEX | #B1880F |
| RGB | rgb(177, 136, 15) |
| HSL | hsl(45, 84%, 38%) |
| OKLCH | oklch(64.8% 0.129 86.5) |
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 #B1880F | 3.28:1 | AA large text | Lc -65.4 | Content text, not long reading |
| Black text on #B1880F | 6.39:1 | AA | Lc 44.1 | Non-text elements, placeholder text |
| #B1880F text on white | 3.28:1 | AA large text | Lc 59.9 | Large or bold text, headings |
| #B1880F text on black | 6.39:1 | AA | Lc -41.8 | 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
#F8F5EF
oklch(97.1% 0.009 84.6)
-
Step 100
100
#EFE9DC
oklch(93.5% 0.018 86.1)
-
Step 200
200
#E3D8BF
oklch(88.4% 0.036 87.1)
-
Step 300
300
#D3BE92
oklch(80.8% 0.063 85.4)
-
Step 400
400
#BC9C52
oklch(70.6% 0.101 86.3)
-
Step 500
500 (this color)
#B1880F
oklch(64.8% 0.129 86.5)
-
Step 600
600
#906E00
oklch(55.7% 0.114 87.1)
-
Step 700
700
#7A5C00
oklch(49.2% 0.101 86.4)
-
Step 800
800
#644B00
oklch(42.8% 0.087 86.6)
-
Step 900
900
#533E00
oklch(37.6% 0.077 86.9)
-
Step 950
950
#322402
oklch(27% 0.053 85.5)
#B1880F 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) | #9A8800 | 0.039 |
| Deuteranopia (no green cones) | #A49219 | 0.031 |
| Tritanopia (no blue cones) | #C17A74 | 0.117 |
| Achromatopsia (no color) | #8E8E8E | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B1880F
#B1880F
oklch(64.8% 0.129 86.5)
- #6A8BDD
#6A8BDD
oklch(64.8% 0.129 266.3)
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 #B1880F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Yellowy Brown #AE8B0C ΔE 0.009
- Dark Goldenrod #B8860B ΔE 0.012
- Dark Mustard #A88905 ΔE 0.016
- Mustard Brown #AC7E04 ΔE 0.028
- Dark Gold #B59410 ΔE 0.033
- Ochre #BF9005 ΔE 0.033
- Yellow Brown #B79400 ΔE 0.035
- Golden Brown #B27A01 ΔE 0.035
Use #B1880F 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.