#A3B93B
Closest named color: Mustard Green (#A8B504). oklch(74.5% 0.15 118.8), rgb(163, 185, 59).
Aa
Black text reads best on this color (9.56:1).
About this color
#A3B93B is a medium-light, vivid yellow. In OKLCH its lightness is 75%, its chroma 0.150 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 0.021 away. Black text reads best on it, at 9.56:1.
| Hue family | Yellows |
| Lightness | medium-light (75%) |
| Chroma | vivid (0.150) |
| Temperature | in between |
| Nearest name | Mustard Green (#A8B504) |
| Black text | 9.56:1 |
| White text | 2.19:1 |
Values
| HEX | #A3B93B |
| RGB | rgb(163, 185, 59) |
| HSL | hsl(70, 52%, 48%) |
| OKLCH | oklch(74.5% 0.15 118.8) |
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 #A3B93B | 2.19:1 | Fails | Lc -47.9 | Large or bold text, headings |
| Black text on #A3B93B | 9.56:1 | AAA | Lc 60.8 | Content text, not long reading |
| #A3B93B text on white | 2.19:1 | Fails | Lc 43.1 | Non-text elements, placeholder text |
| #A3B93B text on black | 9.56:1 | AAA | Lc -59.1 | 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
#E8EDD9
oklch(93.7% 0.027 118.3)
-
Step 200
200
#D5DFB8
oklch(88.6% 0.053 119.2)
-
Step 300
300
#BACA83
oklch(81% 0.095 118.9)
-
Step 400
400 (this color)
#A3B93B
oklch(74.5% 0.15 118.8)
-
Step 500
500
#819500
oklch(63.2% 0.148 118.8)
-
Step 600
600
#6C7D00
oklch(55.6% 0.13 118.8)
-
Step 700
700
#5A6900
oklch(49.1% 0.115 119)
-
Step 800
800
#4A5600
oklch(42.8% 0.1 118.6)
-
Step 900
900
#3D4700
oklch(37.6% 0.088 118.5)
-
Step 950
950
#232A00
oklch(26.9% 0.063 118.9)
#A3B93B 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) | #C5AF28 | 0.051 |
| Deuteranopia (no green cones) | #C2AF45 | 0.053 |
| Tritanopia (no blue cones) | #ACAFA0 | 0.129 |
| Achromatopsia (no color) | #AFAFAF | 0.151 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3B93B
#A3B93B
oklch(74.5% 0.15 118.8)
- #BA95FE
#BA95FE
oklch(74.5% 0.151 298.9)
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 #A3B93B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mustard Green #A8B504 ΔE 0.021
- Pea #A4BF20 ΔE 0.025
- Bright Olive #9CBB04 ΔE 0.028
- Light Olive Green #A4BE5C ΔE 0.028
- Avocado #90B134 ΔE 0.035
- Olive Yellow #C2B709 ΔE 0.043
- Icky Green #8FAE22 ΔE 0.044
- Light Olive #ACBF69 ΔE 0.045
Use #A3B93B 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.