#ADD355
Closest named color: Yellow Green (#9ACD32). oklch(81.4% 0.159 124), rgb(173, 211, 85).
Aa
Black text reads best on this color (12.22:1).
About this color
#ADD355 is a light, vivid yellow. In OKLCH its lightness is 81%, its chroma 0.159 and its hue 124°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Yellow Green (#9ACD32), ΔE 0.039 away. Black text reads best on it, at 12.22:1.
| Hue family | Yellows |
| Lightness | light (81%) |
| Chroma | vivid (0.159) |
| Temperature | in between |
| Nearest name | Yellow Green (#9ACD32) |
| Black text | 12.22:1 |
| White text | 1.71:1 |
Values
| HEX | #ADD355 |
| RGB | rgb(173, 211, 85) |
| HSL | hsl(78, 59%, 58%) |
| OKLCH | oklch(81.4% 0.159 124) |
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 #ADD355 | 1.71:1 | Fails | Lc -34.7 | Non-text elements, placeholder text |
| Black text on #ADD355 | 12.22:1 | AAA | Lc 73.0 | Content text, not long reading |
| #ADD355 text on white | 1.71:1 | Fails | Lc 30.8 | Non-text elements, placeholder text |
| #ADD355 text on black | 12.22:1 | AAA | Lc -71.9 | 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 300.
-
Step 50
50
#F2F8E9
oklch(97.1% 0.021 124.7)
-
Step 100
100
#E3F0CE
oklch(93.7% 0.047 124.4)
-
Step 200
200
#CDE4A3
oklch(88.6% 0.089 124)
-
Step 300
300 (this color)
#ADD355
oklch(81.4% 0.159 124)
-
Step 400
400
#8AB100
oklch(70.6% 0.175 124)
-
Step 500
500
#769800
oklch(63.1% 0.157 124)
-
Step 600
600
#638000
oklch(55.7% 0.138 124)
-
Step 700
700
#526B00
oklch(49% 0.122 124.1)
-
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
#202B00
oklch(26.9% 0.066 123.3)
#ADD355 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) | #DEC747 | 0.068 |
| Deuteranopia (no green cones) | #D9C55E | 0.071 |
| Tritanopia (no blue cones) | #B4C9B8 | 0.130 |
| Achromatopsia (no color) | #C5C5C5 | 0.159 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ADD355
#ADD355
oklch(81.4% 0.159 124)
- #D2B0FF
#D2B0FF
oklch(81.5% 0.114 303.7)
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 #ADD355, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Yellow Green #9ACD32 ΔE 0.039
- Pale Olive Green #B1D27B ΔE 0.040
- Light Moss Green #A6C875 ΔE 0.051
- Slime Green #99CC04 ΔE 0.052
- Greenish Tan #BCCB7A ΔE 0.055
- Greenish Beige #C9D179 ΔE 0.057
- Pale Olive #B9CC81 ΔE 0.059
- Pea #A4BF20 ΔE 0.059
Use #ADD355 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.