#37E6C3
Closest named color: Aqua Marine (#2EE8BB). oklch(83.1% 0.145 175.4), rgb(55, 230, 195).
Aa
Black text reads best on this color (13.26:1).
About this color
#37E6C3 is a light, vivid teal or cyan. In OKLCH its lightness is 83%, its chroma 0.145 and its hue 175°. Its hue sits on the cool side of the wheel. The nearest named color is Aqua Marine (#2EE8BB), ΔE 0.015 away. Black text reads best on it, at 13.26:1.
| Hue family | Teals and cyans |
| Lightness | light (83%) |
| Chroma | vivid (0.145) |
| Temperature | cool |
| Nearest name | Aqua Marine (#2EE8BB) |
| Black text | 13.26:1 |
| White text | 1.58:1 |
Values
| HEX | #37E6C3 |
| RGB | rgb(55, 230, 195) |
| HSL | hsl(168, 78%, 56%) |
| OKLCH | oklch(83.1% 0.145 175.4) |
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 #37E6C3 | 1.58:1 | Fails | Lc -29.4 | Dividers and decoration only |
| Black text on #37E6C3 | 13.26:1 | AAA | Lc 77.8 | Fine for body text |
| #37E6C3 text on white | 1.58:1 | Fails | Lc 26.0 | Dividers and decoration only |
| #37E6C3 text on black | 13.26:1 | AAA | Lc -77.1 | Fine for body 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 300.
-
Step 50
50
#E9FAF5
oklch(97.1% 0.019 176.5)
-
Step 100
100
#CEF4E8
oklch(93.7% 0.043 174.3)
-
Step 200
200
#9FEBD6
oklch(88.5% 0.081 175.1)
-
Step 300
300 (this color)
#37E6C3
oklch(83.1% 0.145 175.4)
-
Step 400
400
#00BB9C
oklch(70.7% 0.133 175.1)
-
Step 500
500
#00A086
oklch(63% 0.118 175.6)
-
Step 600
600
#008770
oklch(55.7% 0.105 175.1)
-
Step 700
700
#00715E
oklch(49% 0.092 175.6)
-
Step 800
800
#005D4D
oklch(42.7% 0.08 175.6)
-
Step 900
900
#004E40
oklch(37.9% 0.071 175.3)
-
Step 950
950
#002E25
oklch(26.9% 0.05 175.6)
#37E6C3 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) | #DED7C1 | 0.152 |
| Deuteranopia (no green cones) | #C7C7C6 | 0.145 |
| Tritanopia (no blue cones) | #00E9DC | 0.033 |
| Achromatopsia (no color) | #CDCDCD | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37E6C3
#37E6C3
oklch(83.1% 0.145 175.4)
- #FFABCB
#FFABCB
oklch(83.1% 0.106 355.1)
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 #37E6C3, closest first.
No curated palette has a color within ΔE 0.04 of #37E6C3.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aqua Marine #2EE8BB ΔE 0.015
- Turquoise #40E0D0 ΔE 0.029
- Bright Teal #01F9C6 ΔE 0.052
- Light Teal #90E4C1 ΔE 0.058
- Emerald #06D6A0 ΔE 0.060
- Seafoam Blue #78D1B6 ΔE 0.061
- Bright Aqua #0BF9EA ΔE 0.062
- Light Turquoise #7EF4CC ΔE 0.062
Use #37E6C3 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.