#BFB238
Closest named color: Muddy Yellow (#BFAC05). oklch(75.3% 0.139 103.1), rgb(191, 178, 56).
Aa
Black text reads best on this color (9.64:1).
About this color
#BFB238 is a medium-light, moderately saturated yellow. In OKLCH its lightness is 75%, its chroma 0.139 and its hue 103°. Its hue sits on the warm side of the wheel. The nearest named color is Muddy Yellow (#BFAC05), ΔE 0.021 away. Black text reads best on it, at 9.64:1.
| Hue family | Yellows |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.139) |
| Temperature | warm |
| Nearest name | Muddy Yellow (#BFAC05) |
| Black text | 9.64:1 |
| White text | 2.17:1 |
Values
| HEX | #BFB238 |
| RGB | rgb(191, 178, 56) |
| HSL | hsl(54, 55%, 48%) |
| OKLCH | oklch(75.3% 0.139 103.1) |
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 #BFB238 | 2.17:1 | Fails | Lc -47.4 | Large or bold text, headings |
| Black text on #BFB238 | 9.64:1 | AAA | Lc 61.2 | Content text, not long reading |
| #BFB238 text on white | 2.17:1 | Fails | Lc 42.7 | Non-text elements, placeholder text |
| #BFB238 text on black | 9.64:1 | AAA | Lc -59.5 | Large or bold text, headings |
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 400.
-
Step 50
50
#F7F6ED
oklch(97.1% 0.012 101.5)
-
Step 100
100
#ECEBD8
oklch(93.6% 0.025 104.4)
-
Step 200
200
#DEDBB7
oklch(88.5% 0.048 103.4)
-
Step 300
300
#CAC481
oklch(81% 0.087 103.8)
-
Step 400
400 (this color)
#BFB238
oklch(75.3% 0.139 103.1)
-
Step 500
500
#988C00
oklch(63.1% 0.133 103.5)
-
Step 600
600
#807500
oklch(55.5% 0.117 103)
-
Step 700
700
#6C6200
oklch(49% 0.103 102.5)
-
Step 800
800
#585000
oklch(42.6% 0.089 102.9)
-
Step 900
900
#494300
oklch(37.7% 0.08 103.8)
-
Step 950
950
#2C2700
oklch(27% 0.057 102.1)
#BFB238 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) | #C2AC25 | 0.016 |
| Deuteranopia (no green cones) | #C6B240 | 0.013 |
| Tritanopia (no blue cones) | #CDA69A | 0.126 |
| Achromatopsia (no color) | #B0B0B0 | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BFB238
#BFB238
oklch(75.3% 0.139 103.1)
- #A4A3FF
#A4A3FF
oklch(75.3% 0.131 283.3)
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 #BFB238, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Muddy Yellow #BFAC05 ΔE 0.021
- Olive Yellow #C2B709 ΔE 0.026
- Mustard #CEB301 ΔE 0.027
- Burnt Yellow #D5AB09 ΔE 0.035
- Dark Yellow #D5B60A ΔE 0.038
- Dark Khaki #BDB76B ΔE 0.043
- Mustard Green #A8B504 ΔE 0.044
- Light Olive Green #A4BE5C ΔE 0.045
Use #BFB238 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.