#21AF86
Closest named color: Bluey Green (#2BB179). oklch(67.3% 0.13 167.6), rgb(33, 175, 134).
Aa
Black text reads best on this color (7.54:1).
About this color
#21AF86 is a medium-light, moderately saturated green. In OKLCH its lightness is 67%, its chroma 0.130 and its hue 168°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Bluey Green (#2BB179), ΔE 0.021 away. Black text reads best on it, at 7.54:1.
| Hue family | Greens |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.130) |
| Temperature | in between |
| Nearest name | Bluey Green (#2BB179) |
| Black text | 7.54:1 |
| White text | 2.78:1 |
Values
| HEX | #21AF86 |
| RGB | rgb(33, 175, 134) |
| HSL | hsl(163, 68%, 41%) |
| OKLCH | oklch(67.3% 0.13 167.6) |
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 #21AF86 | 2.78:1 | Fails | Lc -58.4 | Large or bold text, headings |
| Black text on #21AF86 | 7.54:1 | AAA | Lc 50.9 | Large or bold text, headings |
| #21AF86 text on white | 2.78:1 | Fails | Lc 53.2 | Large or bold text, headings |
| #21AF86 text on black | 7.54:1 | AAA | Lc -48.7 | 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
#EFF8F4
oklch(97.1% 0.011 167.8)
-
Step 100
100
#DCEFE7
oklch(93.6% 0.023 168.7)
-
Step 200
200
#BEE3D3
oklch(88.5% 0.045 167.3)
-
Step 300
300
#8CD2B6
oklch(80.9% 0.081 167.3)
-
Step 400
400 (this color)
#21AF86
oklch(67.3% 0.13 167.6)
-
Step 500
500
#00A27A
oklch(63.2% 0.129 167.5)
-
Step 600
600
#008866
oklch(55.6% 0.113 167.6)
-
Step 700
700
#007255
oklch(49% 0.1 167.6)
-
Step 800
800
#005E45
oklch(42.8% 0.088 167.1)
-
Step 900
900
#004E39
oklch(37.6% 0.077 167.4)
-
Step 950
950
#002F21
oklch(27.1% 0.055 167.3)
#21AF86 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) | #ABA284 | 0.131 |
| Deuteranopia (no green cones) | #999689 | 0.125 |
| Tritanopia (no blue cones) | #00B0A4 | 0.043 |
| Achromatopsia (no color) | #9B9B9B | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #21AF86
#21AF86
oklch(67.3% 0.13 167.6)
- #CF73A5
#CF73A5
oklch(67.3% 0.13 347.4)
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 #21AF86, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Green #2BB179 ΔE 0.021
- Dark Seafoam Green #3EAF76 ΔE 0.023
- Dark Seafoam #1FB57A ΔE 0.028
- Jade #1FA774 ΔE 0.030
- Greeny Blue #42B395 ΔE 0.030
- Green Teal #0CB577 ΔE 0.032
- Seaweed Green #35AD6B ΔE 0.035
- Medium Sea Green #3CB371 ΔE 0.035
Use #21AF86 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.