#31E2AF
Closest named color: Aqua Marine (#2EE8BB). oklch(81.5% 0.155 167.9), rgb(49, 226, 175).
Aa
Black text reads best on this color (12.62:1).
About this color
#31E2AF is a light, vivid green. In OKLCH its lightness is 82%, its chroma 0.155 and its hue 168°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Aqua Marine (#2EE8BB), ΔE 0.020 away. Black text reads best on it, at 12.62:1.
| Hue family | Greens |
| Lightness | light (82%) |
| Chroma | vivid (0.155) |
| Temperature | in between |
| Nearest name | Aqua Marine (#2EE8BB) |
| Black text | 12.62:1 |
| White text | 1.66:1 |
Values
| HEX | #31E2AF |
| RGB | rgb(49, 226, 175) |
| HSL | hsl(163, 75%, 54%) |
| OKLCH | oklch(81.5% 0.155 167.9) |
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 #31E2AF | 1.66:1 | Fails | Lc -32.3 | Non-text elements, placeholder text |
| Black text on #31E2AF | 12.62:1 | AAA | Lc 75.1 | Fine for body text |
| #31E2AF text on white | 1.66:1 | Fails | Lc 28.7 | Dividers and decoration only |
| #31E2AF text on black | 12.62:1 | AAA | Lc -74.2 | 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
#E9FAF3
oklch(97.1% 0.02 169.4)
-
Step 100
100
#CEF4E4
oklch(93.6% 0.045 168)
-
Step 200
200
#A0ECCE
oklch(88.5% 0.086 167.7)
-
Step 300
300 (this color)
#31E2AF
oklch(81.5% 0.155 167.9)
-
Step 400
400
#00BC8F
oklch(70.6% 0.143 168)
-
Step 500
500
#00A17A
oklch(63% 0.128 168)
-
Step 600
600
#008866
oklch(55.6% 0.113 167.6)
-
Step 700
700
#007256
oklch(49% 0.099 168.4)
-
Step 800
800
#005E46
oklch(42.8% 0.087 168)
-
Step 900
900
#004E3A
oklch(37.7% 0.076 168.5)
-
Step 950
950
#002F21
oklch(27.1% 0.055 167.3)
#31E2AF 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) | #DCD2AC | 0.156 |
| Deuteranopia (no green cones) | #C7C2B2 | 0.151 |
| Tritanopia (no blue cones) | #00E3D4 | 0.050 |
| Achromatopsia (no color) | #C9C9C9 | 0.157 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #31E2AF
#31E2AF
oklch(81.5% 0.155 167.9)
- #FFA0D1
#FFA0D1
oklch(81.5% 0.127 348)
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 #31E2AF, closest first.
No curated palette has a color within ΔE 0.04 of #31E2AF.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aqua Marine #2EE8BB ΔE 0.020
- Emerald #06D6A0 ΔE 0.038
- Aqua Green #12E193 ΔE 0.039
- Turquoise #40E0D0 ΔE 0.050
- Medium Aquamarine #66CDAA ΔE 0.060
- Bright Teal #01F9C6 ΔE 0.062
- Seafoam Blue #78D1B6 ΔE 0.064
- Weird Green #3AE57F ΔE 0.064
Use #31E2AF 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.