#99B42E
Closest named color: Avocado (#90B134). oklch(72.5% 0.157 120.6), rgb(153, 180, 46).
Aa
Black text reads best on this color (8.92:1).
About this color
#99B42E is a medium-light, vivid yellow. In OKLCH its lightness is 73%, its chroma 0.157 and its hue 121°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Avocado (#90B134), ΔE 0.015 away. Black text reads best on it, at 8.92:1.
| Hue family | Yellows |
| Lightness | medium-light (73%) |
| Chroma | vivid (0.157) |
| Temperature | in between |
| Nearest name | Avocado (#90B134) |
| Black text | 8.92:1 |
| White text | 2.35:1 |
Values
| HEX | #99B42E |
| RGB | rgb(153, 180, 46) |
| HSL | hsl(72, 59%, 44%) |
| OKLCH | oklch(72.5% 0.157 120.6) |
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 #99B42E | 2.35:1 | Fails | Lc -51.2 | Large or bold text, headings |
| Black text on #99B42E | 8.92:1 | AAA | Lc 57.7 | Large or bold text, headings |
| #99B42E text on white | 2.35:1 | Fails | Lc 46.3 | Large or bold text, headings |
| #99B42E text on black | 8.92:1 | AAA | Lc -55.8 | 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
#D4DFB7
oklch(88.5% 0.055 120)
-
Step 300
300
#B7CB82
oklch(81% 0.099 121.1)
-
Step 400
400 (this color)
#99B42E
oklch(72.5% 0.157 120.6)
-
Step 500
500
#7D9600
oklch(63.1% 0.151 120.8)
-
Step 600
600
#697E00
oklch(55.6% 0.133 120.6)
-
Step 700
700
#586A00
oklch(49.2% 0.117 120.6)
-
Step 800
800
#485700
oklch(42.9% 0.102 120.5)
-
Step 900
900
#3B4800
oklch(37.7% 0.09 120.7)
-
Step 950
950
#222B00
oklch(27.1% 0.065 121.1)
#99B42E 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) | #BFA911 | 0.056 |
| Deuteranopia (no green cones) | #BCA93A | 0.059 |
| Tritanopia (no blue cones) | #A2AA9A | 0.133 |
| Achromatopsia (no color) | #A9A9A9 | 0.157 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99B42E
#99B42E
oklch(72.5% 0.157 120.6)
- #B78DF8
#B78DF8
oklch(72.6% 0.156 300.7)
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 #99B42E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Avocado #90B134 ΔE 0.015
- Mustard Green #A8B504 ΔE 0.023
- Icky Green #8FAE22 ΔE 0.023
- Bright Olive #9CBB04 ΔE 0.027
- Pea Green #8EAB12 ΔE 0.031
- Dark Lime #84B701 ΔE 0.035
- Pea #A4BF20 ΔE 0.036
- Pea Soup Green #94A617 ΔE 0.039
Use #99B42E 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.