#A1B930
Closest named color: Mustard Green (#A8B504). oklch(74.3% 0.158 119.2), rgb(161, 185, 48).
Aa
Black text reads best on this color (9.49:1).
About this color
#A1B930 is a medium-light, vivid yellow. In OKLCH its lightness is 74%, its chroma 0.158 and its hue 119°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Mustard Green (#A8B504), ΔE 0.016 away. Black text reads best on it, at 9.49:1.
| Hue family | Yellows |
| Lightness | medium-light (74%) |
| Chroma | vivid (0.158) |
| Temperature | in between |
| Nearest name | Mustard Green (#A8B504) |
| Black text | 9.49:1 |
| White text | 2.21:1 |
Values
| HEX | #A1B930 |
| RGB | rgb(161, 185, 48) |
| HSL | hsl(71, 59%, 46%) |
| OKLCH | oklch(74.3% 0.158 119.2) |
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 #A1B930 | 2.21:1 | Fails | Lc -48.2 | Large or bold text, headings |
| Black text on #A1B930 | 9.49:1 | AAA | Lc 60.6 | Content text, not long reading |
| #A1B930 text on white | 2.21:1 | Fails | Lc 43.4 | Non-text elements, placeholder text |
| #A1B930 text on black | 9.49:1 | AAA | Lc -58.8 | 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
#F4F7ED
oklch(97.1% 0.014 120.3)
-
Step 100
100
#E7EDD8
oklch(93.6% 0.029 119.9)
-
Step 200
200
#D5DFB6
oklch(88.5% 0.056 118.7)
-
Step 300
300
#B9CA80
oklch(80.9% 0.099 119.2)
-
Step 400
400 (this color)
#A1B930
oklch(74.3% 0.158 119.2)
-
Step 500
500
#809500
oklch(63.1% 0.149 119.2)
-
Step 600
600
#6B7D00
oklch(55.5% 0.131 119.3)
-
Step 700
700
#5A6900
oklch(49.1% 0.115 119)
-
Step 800
800
#495600
oklch(42.7% 0.101 119.3)
-
Step 900
900
#3D4800
oklch(37.8% 0.089 119.1)
-
Step 950
950
#232A00
oklch(26.9% 0.063 118.9)
#A1B930 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) | #C5AE13 | 0.054 |
| Deuteranopia (no green cones) | #C2AF3C | 0.055 |
| Tritanopia (no blue cones) | #ABAF9F | 0.135 |
| Achromatopsia (no color) | #AEAEAE | 0.158 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A1B930
#A1B930
oklch(74.3% 0.158 119.2)
- #BA93FF
#BA93FF
oklch(74.2% 0.156 299.2)
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 #A1B930, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mustard Green #A8B504 ΔE 0.016
- Bright Olive #9CBB04 ΔE 0.020
- Pea #A4BF20 ΔE 0.020
- Avocado #90B134 ΔE 0.033
- Light Olive Green #A4BE5C ΔE 0.035
- Icky Green #8FAE22 ΔE 0.041
- Dark Lime #84B701 ΔE 0.044
- Olive Yellow #C2B709 ΔE 0.045
Use #A1B930 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.