#B4C942
Closest named color: Yellow Green (#9ACD32). oklch(79.5% 0.158 117.8), rgb(180, 201, 66).
Aa
Black text reads best on this color (11.37:1).
About this color
#B4C942 is a light, vivid yellow. In OKLCH its lightness is 79%, its chroma 0.158 and its hue 118°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Yellow Green (#9ACD32), ΔE 0.038 away. Black text reads best on it, at 11.37:1.
| Hue family | Yellows |
| Lightness | light (79%) |
| Chroma | vivid (0.158) |
| Temperature | in between |
| Nearest name | Yellow Green (#9ACD32) |
| Black text | 11.37:1 |
| White text | 1.84:1 |
Values
| HEX | #B4C942 |
| RGB | rgb(180, 201, 66) |
| HSL | hsl(69, 56%, 52%) |
| OKLCH | oklch(79.5% 0.158 117.8) |
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 #B4C942 | 1.84:1 | Fails | Lc -38.7 | Non-text elements, placeholder text |
| Black text on #B4C942 | 11.37:1 | AAA | Lc 69.3 | Content text, not long reading |
| #B4C942 text on white | 1.84:1 | Fails | Lc 34.6 | Non-text elements, placeholder text |
| #B4C942 text on black | 11.37:1 | AAA | Lc -68.0 | Content text, not long reading |
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 300.
-
Step 50
50
#F4F8E8
oklch(97.2% 0.021 118.2)
-
Step 100
100
#E7EFCC
oklch(93.7% 0.047 117.8)
-
Step 200
200
#D4E29F
oklch(88.6% 0.089 117.8)
-
Step 300
300 (this color)
#B4C942
oklch(79.5% 0.158 117.8)
-
Step 400
400
#99AD00
oklch(70.7% 0.164 117.7)
-
Step 500
500
#839400
oklch(63.1% 0.146 117.6)
-
Step 600
600
#6E7C00
oklch(55.5% 0.128 117.3)
-
Step 700
700
#5C6900
oklch(49.2% 0.114 117.9)
-
Step 800
800
#4B5600
oklch(42.8% 0.1 117.9)
-
Step 900
900
#3E4700
oklch(37.7% 0.087 117.6)
-
Step 950
950
#242A00
oklch(27% 0.063 117.7)
#B4C942 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) | #D6BE2E | 0.051 |
| Deuteranopia (no green cones) | #D4BF4C | 0.054 |
| Tritanopia (no blue cones) | #BFBEAE | 0.137 |
| Achromatopsia (no color) | #BFBFBF | 0.159 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B4C942
#B4C942
oklch(79.5% 0.158 117.8)
- #C5ABFF
#C5ABFF
oklch(79.4% 0.12 297.9)
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 #B4C942, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Yellow Green #9ACD32 ΔE 0.038
- Pea #A4BF20 ΔE 0.039
- Light Olive Green #A4BE5C ΔE 0.046
- Olive Yellow #C2B709 ΔE 0.047
- Mustard Yellow #D2BD0A ΔE 0.047
- Slime Green #99CC04 ΔE 0.048
- Light Moss Green #A6C875 ΔE 0.048
- Pale Olive Green #B1D27B ΔE 0.050
Use #B4C942 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.