#B3CF45
Closest named color: Yellow Green (#9ACD32). oklch(80.8% 0.164 120.1), rgb(179, 207, 69).
Aa
Black text reads best on this color (11.92:1).
About this color
#B3CF45 is a light, vivid yellow. In OKLCH its lightness is 81%, its chroma 0.164 and its hue 120°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Yellow Green (#9ACD32), ΔE 0.036 away. Black text reads best on it, at 11.92:1.
| Hue family | Yellows |
| Lightness | light (81%) |
| Chroma | vivid (0.164) |
| Temperature | in between |
| Nearest name | Yellow Green (#9ACD32) |
| Black text | 11.92:1 |
| White text | 1.76:1 |
Values
| HEX | #B3CF45 |
| RGB | rgb(179, 207, 69) |
| HSL | hsl(72, 59%, 54%) |
| OKLCH | oklch(80.8% 0.164 120.1) |
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 #B3CF45 | 1.76:1 | Fails | Lc -36.1 | Non-text elements, placeholder text |
| Black text on #B3CF45 | 11.92:1 | AAA | Lc 71.7 | Content text, not long reading |
| #B3CF45 text on white | 1.76:1 | Fails | Lc 32.1 | Non-text elements, placeholder text |
| #B3CF45 text on black | 11.92:1 | AAA | Lc -70.6 | 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
#F3F8E8
oklch(97.1% 0.022 121)
-
Step 100
100
#E5EFCC
oklch(93.5% 0.047 120.3)
-
Step 200
200
#D1E39E
oklch(88.6% 0.092 120.2)
-
Step 300
300 (this color)
#B3CF45
oklch(80.8% 0.164 120.1)
-
Step 400
400
#94AF00
oklch(70.8% 0.168 120.1)
-
Step 500
500
#7E9600
oklch(63.2% 0.151 120.4)
-
Step 600
600
#6A7E00
oklch(55.7% 0.132 120.1)
-
Step 700
700
#596A00
oklch(49.3% 0.117 120.1)
-
Step 800
800
#485600
oklch(42.6% 0.101 120)
-
Step 900
900
#3C4800
oklch(37.7% 0.09 119.9)
-
Step 950
950
#232B00
oklch(27.2% 0.064 120)
#B3CF45 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) | #DCC331 | 0.060 |
| Deuteranopia (no green cones) | #D8C34F | 0.061 |
| Tritanopia (no blue cones) | #BDC4B3 | 0.139 |
| Achromatopsia (no color) | #C3C3C3 | 0.164 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B3CF45
#B3CF45
oklch(80.8% 0.164 120.1)
- #CCAFFF
#CCAFFF
oklch(80.8% 0.115 300.5)
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 #B3CF45, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Yellow Green #9ACD32 ΔE 0.036
- Slime Green #99CC04 ΔE 0.047
- Pale Olive Green #B1D27B ΔE 0.048
- Pea #A4BF20 ΔE 0.050
- Light Moss Green #A6C875 ΔE 0.054
- Mustard Yellow #D2BD0A ΔE 0.056
- Greenish Tan #BCCB7A ΔE 0.058
- Light Olive Green #A4BE5C ΔE 0.059
Use #B3CF45 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.