#9BB559
Closest named color: Light Olive Green (#A4BE5C). oklch(73.3% 0.123 122.5), rgb(155, 181, 89).
Aa
Black text reads best on this color (9.14:1).
About this color
#9BB559 is a medium-light, moderately saturated yellow. In OKLCH its lightness is 73%, its chroma 0.123 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 0.028 away. Black text reads best on it, at 9.14:1.
| Hue family | Yellows |
| Lightness | medium-light (73%) |
| Chroma | moderately saturated (0.123) |
| Temperature | in between |
| Nearest name | Light Olive Green (#A4BE5C) |
| Black text | 9.14:1 |
| White text | 2.29:1 |
Values
| HEX | #9BB559 |
| RGB | rgb(155, 181, 89) |
| HSL | hsl(77, 38%, 53%) |
| OKLCH | oklch(73.3% 0.123 122.5) |
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 #9BB559 | 2.29:1 | Fails | Lc -50.1 | Large or bold text, headings |
| Black text on #9BB559 | 9.14:1 | AAA | Lc 58.8 | Large or bold text, headings |
| #9BB559 text on white | 2.29:1 | Fails | Lc 45.2 | Large or bold text, headings |
| #9BB559 text on black | 9.14:1 | AAA | Lc -56.9 | 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
#F4F7EF
oklch(97.2% 0.011 123.5)
-
Step 100
100
#E7EDDC
oklch(93.7% 0.023 122.7)
-
Step 200
200
#D4DEBF
oklch(88.5% 0.043 121.8)
-
Step 300
300
#B8C992
oklch(80.9% 0.076 122.1)
-
Step 400
400 (this color)
#9BB559
oklch(73.3% 0.123 122.5)
-
Step 500
500
#799700
oklch(63% 0.154 122.6)
-
Step 600
600
#667F00
oklch(55.6% 0.135 122.3)
-
Step 700
700
#556B00
oklch(49.2% 0.12 122.6)
-
Step 800
800
#455700
oklch(42.6% 0.104 122.4)
-
Step 900
900
#394900
oklch(37.8% 0.092 122.7)
-
Step 950
950
#212B01
oklch(27% 0.064 122.4)
#9BB559 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) | #BEAC51 | 0.051 |
| Deuteranopia (no green cones) | #BBAB5E | 0.053 |
| Tritanopia (no blue cones) | #A1ADA0 | 0.102 |
| Achromatopsia (no color) | #ABABAB | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9BB559
#9BB559
oklch(73.3% 0.123 122.5)
- #B895E8
#B895E8
oklch(73.3% 0.122 302.9)
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 #9BB559, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Olive Green #A4BE5C ΔE 0.028
- Avocado #90B134 ΔE 0.037
- Tan Green #A9BE70 ΔE 0.038
- Lichen #8FB67B ΔE 0.039
- Light Olive #ACBF69 ΔE 0.039
- Sage Green #88B378 ΔE 0.041
- Sage #87AE73 ΔE 0.046
- Mustard Green #A8B504 ΔE 0.048
Use #9BB559 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.