#B4B359
Closest named color: Dark Khaki (#BDB76B). oklch(74.9% 0.113 108.3), rgb(180, 179, 89).
Aa
Black text reads best on this color (9.53:1).
About this color
#B4B359 is a medium-light, moderately saturated yellow. In OKLCH its lightness is 75%, its chroma 0.113 and its hue 108°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Khaki (#BDB76B), ΔE 0.025 away. Black text reads best on it, at 9.53:1.
| Hue family | Yellows |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.113) |
| Temperature | warm |
| Nearest name | Dark Khaki (#BDB76B) |
| Black text | 9.53:1 |
| White text | 2.20:1 |
Values
| HEX | #B4B359 |
| RGB | rgb(180, 179, 89) |
| HSL | hsl(59, 38%, 53%) |
| OKLCH | oklch(74.9% 0.113 108.3) |
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 #B4B359 | 2.20:1 | Fails | Lc -48.1 | Large or bold text, headings |
| Black text on #B4B359 | 9.53:1 | AAA | Lc 60.6 | Content text, not long reading |
| #B4B359 text on white | 2.20:1 | Fails | Lc 43.3 | Non-text elements, placeholder text |
| #B4B359 text on black | 9.53:1 | AAA | Lc -58.9 | 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
#F6F6EF
oklch(97.1% 0.009 106.6)
-
Step 100
100
#EBEBDC
oklch(93.6% 0.02 106.8)
-
Step 200
200
#DBDCBE
oklch(88.6% 0.04 108.8)
-
Step 300
300
#C4C58F
oklch(80.9% 0.072 108.8)
-
Step 400
400 (this color)
#B4B359
oklch(74.9% 0.113 108.3)
-
Step 500
500
#928F00
oklch(63.2% 0.136 108.3)
-
Step 600
600
#7A7800
oklch(55.6% 0.12 108.6)
-
Step 700
700
#676500
oklch(49.2% 0.106 108.4)
-
Step 800
800
#545200
oklch(42.7% 0.092 108.1)
-
Step 900
900
#464400
oklch(37.6% 0.081 107.8)
-
Step 950
950
#292800
oklch(26.9% 0.058 108.3)
#B4B359 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) | #BFAD51 | 0.020 |
| Deuteranopia (no green cones) | #C1B05E | 0.022 |
| Tritanopia (no blue cones) | #BFA99E | 0.102 |
| Achromatopsia (no color) | #AFAFAF | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B4B359
#B4B359
oklch(74.9% 0.113 108.3)
- #AAA2F1
#AAA2F1
oklch(74.9% 0.113 288)
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 #B4B359, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Khaki #BDB76B ΔE 0.025
- Light Olive #ACBF69 ΔE 0.031
- Tan Green #A9BE70 ΔE 0.032
- Light Olive Green #A4BE5C ΔE 0.034
- Desert #CCAD60 ΔE 0.041
- Muddy Yellow #BFAC05 ΔE 0.044
- Sandstone #C9AE74 ΔE 0.051
- Olive Yellow #C2B709 ΔE 0.051
Use #B4B359 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.