#BBCE28
Closest named color: Yellow Green (#9ACD32). oklch(81% 0.176 116.5), rgb(187, 206, 40).
Aa
Black text reads best on this color (11.97:1).
About this color
#BBCE28 is a light, vivid yellow. In OKLCH its lightness is 81%, its chroma 0.176 and its hue 116°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Yellow Green (#9ACD32), ΔE 0.041 away. Black text reads best on it, at 11.97:1.
| Hue family | Yellows |
| Lightness | light (81%) |
| Chroma | vivid (0.176) |
| Temperature | in between |
| Nearest name | Yellow Green (#9ACD32) |
| Black text | 11.97:1 |
| White text | 1.75:1 |
Values
| HEX | #BBCE28 |
| RGB | rgb(187, 206, 40) |
| HSL | hsl(67, 67%, 48%) |
| OKLCH | oklch(81% 0.176 116.5) |
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 #BBCE28 | 1.75:1 | Fails | Lc -35.8 | Non-text elements, placeholder text |
| Black text on #BBCE28 | 11.97:1 | AAA | Lc 72.0 | Content text, not long reading |
| #BBCE28 text on white | 1.75:1 | Fails | Lc 31.9 | Non-text elements, placeholder text |
| #BBCE28 text on black | 11.97:1 | AAA | Lc -70.8 | 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
#F4F8E6
oklch(97.1% 0.024 117)
-
Step 100
100
#E7EFC9
oklch(93.6% 0.051 117)
-
Step 200
200
#D5E297
oklch(88.5% 0.098 116.4)
-
Step 300
300 (this color)
#BBCE28
oklch(81% 0.176 116.5)
-
Step 400
400
#9BAC00
oklch(70.7% 0.162 116.6)
-
Step 500
500
#859300
oklch(63% 0.144 116.3)
-
Step 600
600
#707C00
oklch(55.7% 0.128 116.3)
-
Step 700
700
#5D6800
oklch(49.1% 0.113 116.8)
-
Step 800
800
#4C5500
oklch(42.7% 0.098 116.6)
-
Step 900
900
#3F4700
oklch(37.7% 0.087 116.8)
-
Step 950
950
#252A00
oklch(27.1% 0.062 116.5)
#BBCE28 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) | #DDC300 | 0.051 |
| Deuteranopia (no green cones) | #DBC539 | 0.053 |
| Tritanopia (no blue cones) | #C7C2B0 | 0.153 |
| Achromatopsia (no color) | #C3C3C3 | 0.176 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BBCE28
#BBCE28
oklch(81% 0.176 116.5)
- #C7B2FF
#C7B2FF
oklch(80.9% 0.109 296.4)
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 #BBCE28, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Yellow Green #9ACD32 ΔE 0.041
- Slime Green #99CC04 ΔE 0.047
- Mustard Yellow #D2BD0A ΔE 0.050
- Pea #A4BF20 ΔE 0.053
- Olive Yellow #C2B709 ΔE 0.058
- Pale Olive Green #B1D27B ΔE 0.062
- Dark Yellow #D5B60A ΔE 0.067
- Greenish Beige #C9D179 ΔE 0.069
Use #BBCE28 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.