#B1900E
Closest named color: Dark Gold (#B59410). oklch(66.5% 0.133 92), rgb(177, 144, 14).
Aa
Black text reads best on this color (6.86:1).
About this color
#B1900E is a medium-light, moderately saturated yellow. In OKLCH its lightness is 66%, its chroma 0.133 and its hue 92°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Gold (#B59410), ΔE 0.013 away. Black text reads best on it, at 6.86:1.
| Hue family | Yellows |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.133) |
| Temperature | warm |
| Nearest name | Dark Gold (#B59410) |
| Black text | 6.86:1 |
| White text | 3.05:1 |
Values
| HEX | #B1900E |
| RGB | rgb(177, 144, 14) |
| HSL | hsl(48, 85%, 37%) |
| OKLCH | oklch(66.5% 0.133 92) |
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 #B1900E | 3.05:1 | AA large text | Lc -62.6 | Content text, not long reading |
| Black text on #B1900E | 6.86:1 | AA | Lc 46.8 | Large or bold text, headings |
| #B1900E text on white | 3.05:1 | AA large text | Lc 57.2 | Large or bold text, headings |
| #B1900E text on black | 6.86:1 | AA | Lc -44.5 | 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
#F7F5EF
oklch(97% 0.008 91.5)
-
Step 100
100
#EEEADC
oklch(93.6% 0.019 93.7)
-
Step 200
200
#E1D9BF
oklch(88.5% 0.036 92.8)
-
Step 300
300
#D0C091
oklch(81% 0.065 91.5)
-
Step 400
400
#B89F4F
oklch(70.8% 0.104 92.2)
-
Step 500
500 (this color)
#B1900E
oklch(66.5% 0.133 92)
-
Step 600
600
#8B7000
oklch(55.5% 0.114 92)
-
Step 700
700
#755E00
oklch(49.1% 0.1 92.1)
-
Step 800
800
#604D00
oklch(42.7% 0.087 92.5)
-
Step 900
900
#504000
oklch(37.8% 0.077 92.8)
-
Step 950
950
#302500
oklch(26.9% 0.055 91.9)
#B1900E 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) | #A28E00 | 0.026 |
| Deuteranopia (no green cones) | #AA971B | 0.020 |
| Tritanopia (no blue cones) | #C0837A | 0.121 |
| Achromatopsia (no color) | #939393 | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B1900E
#B1900E
oklch(66.5% 0.133 92)
- #788DE5
#788DE5
oklch(66.5% 0.133 272.2)
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 #B1900E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Gold #B59410 ΔE 0.013
- Yellowy Brown #AE8B0C ΔE 0.014
- Yellow Brown #B79400 ΔE 0.015
- Brown Yellow #B29705 ΔE 0.019
- Ochre #BF9005 ΔE 0.023
- Dark Mustard #A88905 ΔE 0.025
- Dark Goldenrod #B8860B ΔE 0.027
- Ocher #BF9B0C ΔE 0.038
Use #B1900E 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.