#99C22D
Closest named color: Pea (#A4BF20). oklch(75.8% 0.174 124.4), rgb(153, 194, 45).
Aa
Black text reads best on this color (10.10:1).
About this color
#99C22D is a medium-light, vivid yellow. In OKLCH its lightness is 76%, its chroma 0.174 and its hue 124°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pea (#A4BF20), ΔE 0.014 away. Black text reads best on it, at 10.10:1.
| Hue family | Yellows |
| Lightness | medium-light (76%) |
| Chroma | vivid (0.174) |
| Temperature | in between |
| Nearest name | Pea (#A4BF20) |
| Black text | 10.10:1 |
| White text | 2.07:1 |
Values
| HEX | #99C22D |
| RGB | rgb(153, 194, 45) |
| HSL | hsl(77, 62%, 47%) |
| OKLCH | oklch(75.8% 0.174 124.4) |
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 #99C22D | 2.07:1 | Fails | Lc -45.0 | Non-text elements, placeholder text |
| Black text on #99C22D | 10.10:1 | AAA | Lc 63.5 | Content text, not long reading |
| #99C22D text on white | 2.07:1 | Fails | Lc 40.4 | Non-text elements, placeholder text |
| #99C22D text on black | 10.10:1 | AAA | Lc -61.9 | 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 400.
-
Step 50
50
#F3F7ED
oklch(97% 0.014 124.6)
-
Step 100
100
#E5EED7
oklch(93.6% 0.032 124.5)
-
Step 200
200
#D0E1B5
oklch(88.6% 0.061 124.8)
-
Step 300
300
#B1CD7D
oklch(80.9% 0.109 124.5)
-
Step 400
400 (this color)
#99C22D
oklch(75.8% 0.174 124.4)
-
Step 500
500
#759800
oklch(63% 0.157 124.4)
-
Step 600
600
#628000
oklch(55.6% 0.139 124.4)
-
Step 700
700
#526C00
oklch(49.2% 0.123 124.5)
-
Step 800
800
#435800
oklch(42.7% 0.106 124.1)
-
Step 900
900
#374900
oklch(37.6% 0.094 124.1)
-
Step 950
950
#1F2C00
oklch(27.1% 0.068 125.1)
#99C22D 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) | #CDB501 | 0.074 |
| Deuteranopia (no green cones) | #C8B33C | 0.077 |
| Tritanopia (no blue cones) | #A0B8A6 | 0.143 |
| Achromatopsia (no color) | #B4B4B4 | 0.174 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99C22D
#99C22D
oklch(75.8% 0.174 124.4)
- #C695FF
#C695FF
oklch(75.7% 0.155 304.3)
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 #99C22D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pea #A4BF20 ΔE 0.014
- Bright Olive #9CBB04 ΔE 0.019
- Yellow Green #9ACD32 ΔE 0.030
- Slime Green #99CC04 ΔE 0.033
- Mustard Green #A8B504 ΔE 0.036
- Dark Lime Green #7EBD01 ΔE 0.041
- Dark Lime #84B701 ΔE 0.044
- Light Olive Green #A4BE5C ΔE 0.046
Use #99C22D 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.