#21A67E
Closest named color: Jade (#1FA774). oklch(64.7% 0.125 166.9), rgb(33, 166, 126).
Aa
Black text reads best on this color (6.82:1).
About this color
#21A67E is a medium-light, moderately saturated green. In OKLCH its lightness is 65%, its chroma 0.125 and its hue 167°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jade (#1FA774), ΔE 0.016 away. Black text reads best on it, at 6.82:1.
| Hue family | Greens |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.125) |
| Temperature | in between |
| Nearest name | Jade (#1FA774) |
| Black text | 6.82:1 |
| White text | 3.07:1 |
Values
| HEX | #21A67E |
| RGB | rgb(33, 166, 126) |
| HSL | hsl(162, 67%, 39%) |
| OKLCH | oklch(64.7% 0.125 166.9) |
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 #21A67E | 3.07:1 | AA large text | Lc -62.6 | Content text, not long reading |
| Black text on #21A67E | 6.82:1 | AA | Lc 46.8 | Large or bold text, headings |
| #21A67E text on white | 3.07:1 | AA large text | Lc 57.2 | Large or bold text, headings |
| #21A67E text on black | 6.82:1 | AA | Lc -44.5 | 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
#F1F7F4
oklch(97.1% 0.007 164.9)
-
Step 100
100
#DFEEE7
oklch(93.6% 0.018 166.4)
-
Step 200
200
#C5E1D4
oklch(88.6% 0.035 165.9)
-
Step 300
300
#9BCEB8
oklch(80.9% 0.062 166.5)
-
Step 400
400
#5EB494
oklch(70.7% 0.097 167.2)
-
Step 500
500 (this color)
#21A67E
oklch(64.7% 0.125 166.9)
-
Step 600
600
#008865
oklch(55.6% 0.114 167)
-
Step 700
700
#007254
oklch(49% 0.101 166.9)
-
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
#042E21
oklch(26.9% 0.051 167.4)
#21A67E 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) | #A29A7C | 0.125 |
| Deuteranopia (no green cones) | #928E81 | 0.121 |
| Tritanopia (no blue cones) | #00A79B | 0.041 |
| Achromatopsia (no color) | #939393 | 0.126 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #21A67E
#21A67E
oklch(64.7% 0.125 166.9)
- #C46D9D
#C46D9D
oklch(64.7% 0.124 346.9)
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 #21A67E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jade #1FA774 ΔE 0.016
- Dark Seafoam Green #3EAF76 ΔE 0.036
- Ocean Green #3D9973 ΔE 0.037
- Bluey Green #2BB179 ΔE 0.037
- Seaweed Green #35AD6B ΔE 0.039
- Persian Green #2A9D8F ΔE 0.043
- Jade Green #2BAF6A ΔE 0.044
- Dark Seafoam #1FB57A ΔE 0.047
Use #21A67E 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.