#A4BF59
Closest named color: Light Olive Green (#A4BE5C). oklch(76.3% 0.133 121.9), rgb(164, 191, 89).
Aa
Black text reads best on this color (10.17:1).
About this color
#A4BF59 is a medium-light, moderately saturated yellow. In OKLCH its lightness is 76%, its chroma 0.133 and its hue 122°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Olive Green (#A4BE5C), ΔE 0.005 away. Black text reads best on it, at 10.17:1.
| Hue family | Yellows |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.133) |
| Temperature | in between |
| Nearest name | Light Olive Green (#A4BE5C) |
| Black text | 10.17:1 |
| White text | 2.06:1 |
Values
| HEX | #A4BF59 |
| RGB | rgb(164, 191, 89) |
| HSL | hsl(76, 44%, 55%) |
| OKLCH | oklch(76.3% 0.133 121.9) |
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 #A4BF59 | 2.06:1 | Fails | Lc -44.7 | Non-text elements, placeholder text |
| Black text on #A4BF59 | 10.17:1 | AAA | Lc 63.7 | Content text, not long reading |
| #A4BF59 text on white | 2.06:1 | Fails | Lc 40.2 | Non-text elements, placeholder text |
| #A4BF59 text on black | 10.17:1 | AAA | Lc -62.1 | 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
#F3F8EB
oklch(97.2% 0.018 124)
-
Step 100
100
#E5EED2
oklch(93.5% 0.038 121.7)
-
Step 200
200
#D1E1AB
oklch(88.4% 0.073 121.3)
-
Step 300
300 (this color)
#A4BF59
oklch(76.3% 0.133 121.9)
-
Step 400
400
#90B000
oklch(70.8% 0.171 121.8)
-
Step 500
500
#7B9700
oklch(63.2% 0.153 121.9)
-
Step 600
600
#677F00
oklch(55.7% 0.135 121.9)
-
Step 700
700
#566A00
oklch(49% 0.118 121.7)
-
Step 800
800
#465700
oklch(42.7% 0.103 121.8)
-
Step 900
900
#3A4900
oklch(37.9% 0.092 122)
-
Step 950
950
#212B00
oklch(27% 0.066 122.2)
#A4BF59 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) | #C9B54F | 0.054 |
| Deuteranopia (no green cones) | #C6B45F | 0.056 |
| Tritanopia (no blue cones) | #ABB6A8 | 0.111 |
| Achromatopsia (no color) | #B4B4B4 | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A4BF59
#A4BF59
oklch(76.3% 0.133 121.9)
- #C29DF8
#C29DF8
oklch(76.4% 0.132 302.1)
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 #A4BF59, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Olive Green #A4BE5C ΔE 0.005
- Light Olive #ACBF69 ΔE 0.021
- Tan Green #A9BE70 ΔE 0.028
- Light Moss Green #A6C875 ΔE 0.033
- Pea #A4BF20 ΔE 0.039
- Mustard Green #A8B504 ΔE 0.046
- Dark Khaki #BDB76B ΔE 0.049
- Bright Olive #9CBB04 ΔE 0.049
Use #A4BF59 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.