#99D974
Closest named color: Pale Olive Green (#B1D27B). oklch(81.9% 0.148 135.1), rgb(153, 217, 116).
Aa
Black text reads best on this color (12.53:1).
About this color
#99D974 is a light, vivid green. In OKLCH its lightness is 82%, its chroma 0.148 and its hue 135°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pale Olive Green (#B1D27B), ΔE 0.036 away. Black text reads best on it, at 12.53:1.
| Hue family | Greens |
| Lightness | light (82%) |
| Chroma | vivid (0.148) |
| Temperature | in between |
| Nearest name | Pale Olive Green (#B1D27B) |
| Black text | 12.53:1 |
| White text | 1.67:1 |
Values
| HEX | #99D974 |
| RGB | rgb(153, 217, 116) |
| HSL | hsl(98, 57%, 65%) |
| OKLCH | oklch(81.9% 0.148 135.1) |
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 #99D974 | 1.67:1 | Fails | Lc -33.2 | Non-text elements, placeholder text |
| Black text on #99D974 | 12.53:1 | AAA | Lc 74.3 | Content text, not long reading |
| #99D974 text on white | 1.67:1 | Fails | Lc 29.5 | Dividers and decoration only |
| #99D974 text on black | 12.53:1 | AAA | Lc -73.4 | 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
#F0F9EC
oklch(97.2% 0.02 135.8)
-
Step 100
100
#DEF1D4
oklch(93.6% 0.043 134.7)
-
Step 200
200
#C2E6AF
oklch(88.5% 0.083 134.9)
-
Step 300
300 (this color)
#99D974
oklch(81.9% 0.148 135.1)
-
Step 400
400
#61BB00
oklch(70.8% 0.207 135.1)
-
Step 500
500
#52A000
oklch(63% 0.185 135.1)
-
Step 600
600
#448700
oklch(55.7% 0.163 135.2)
-
Step 700
700
#387100
oklch(49% 0.143 135.1)
-
Step 800
800
#2D5D00
oklch(42.7% 0.125 135.1)
-
Step 900
900
#254D00
oklch(37.6% 0.109 134.8)
-
Step 950
950
#132E00
oklch(26.9% 0.079 135.2)
#99D974 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) | #E0CB6C | 0.093 |
| Deuteranopia (no green cones) | #D6C67A | 0.092 |
| Tritanopia (no blue cones) | #98D2C1 | 0.106 |
| Achromatopsia (no color) | #C8C8C8 | 0.149 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99D974
#99D974
oklch(81.9% 0.148 135.1)
- #E4A9FF
#E4A9FF
oklch(81.9% 0.133 314.8)
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 #99D974, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Olive Green #B1D27B ΔE 0.036
- Light Moss Green #A6C875 ΔE 0.048
- Light Green #90EE90 ΔE 0.055
- Yellow Green #9ACD32 ΔE 0.055
- Pale Olive #B9CC81 ΔE 0.057
- Greenish Tan #BCCB7A ΔE 0.057
- Greenish Beige #C9D179 ΔE 0.063
- Hospital Green #9BE5AA ΔE 0.063
Use #99D974 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.