#15A863
Closest named color: Seaweed Green (#35AD6B). oklch(64.5% 0.154 155.3), rgb(21, 168, 99).
Aa
Black text reads best on this color (6.81:1).
About this color
#15A863 is a medium-light, vivid green. In OKLCH its lightness is 64%, its chroma 0.154 and its hue 155°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Seaweed Green (#35AD6B), ΔE 0.023 away. Black text reads best on it, at 6.81:1.
| Hue family | Greens |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.154) |
| Temperature | in between |
| Nearest name | Seaweed Green (#35AD6B) |
| Black text | 6.81:1 |
| White text | 3.08:1 |
Values
| HEX | #15A863 |
| RGB | rgb(21, 168, 99) |
| HSL | hsl(152, 78%, 37%) |
| OKLCH | oklch(64.5% 0.154 155.3) |
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 #15A863 | 3.08:1 | AA large text | Lc -62.5 | Content text, not long reading |
| Black text on #15A863 | 6.81:1 | AA | Lc 46.9 | Large or bold text, headings |
| #15A863 text on white | 3.08:1 | AA large text | Lc 57.2 | Large or bold text, headings |
| #15A863 text on black | 6.81:1 | AA | Lc -44.6 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F0F8F3
oklch(97.2% 0.011 158.8)
-
Step 100
100
#DFEEE4
oklch(93.5% 0.021 156.8)
-
Step 200
200
#C4E2CD
oklch(88.5% 0.043 154.9)
-
Step 300
300
#9AD0AC
oklch(81% 0.076 155.2)
-
Step 400
400
#5BB780
oklch(70.8% 0.12 155.4)
-
Step 500
500 (this color)
#15A863
oklch(64.5% 0.154 155.3)
-
Step 600
600
#008A4F
oklch(55.7% 0.136 155.4)
-
Step 700
700
#007441
oklch(49.1% 0.121 155.2)
-
Step 800
800
#005F35
oklch(42.7% 0.104 155.6)
-
Step 900
900
#004F2B
oklch(37.6% 0.092 155.5)
-
Step 950
950
#032F18
oklch(26.9% 0.063 155.1)
#15A863 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) | #A79A5E | 0.136 |
| Deuteranopia (no green cones) | #978E68 | 0.134 |
| Tritanopia (no blue cones) | #00A697 | 0.076 |
| Achromatopsia (no color) | #939393 | 0.155 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #15A863
#15A863
oklch(64.5% 0.154 155.3)
- #C565B2
#C565B2
oklch(64.5% 0.154 335.2)
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 #15A863, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Seaweed Green #35AD6B ΔE 0.023
- Jade Green #2BAF6A ΔE 0.024
- Jade #1FA774 ΔE 0.025
- Bluey Green #2BB179 ΔE 0.037
- Dark Seafoam Green #3EAF76 ΔE 0.037
- Mid Green #50A747 ΔE 0.038
- Algae #54AC68 ΔE 0.039
- Medium Green #39AD48 ΔE 0.039
Use #15A863 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.