#57F4C9
Closest named color: Bright Teal (#01F9C6). oklch(87.4% 0.145 171.2), rgb(87, 244, 201).
Aa
Black text reads best on this color (15.18:1).
About this color
#57F4C9 is a light, vivid teal or cyan. In OKLCH its lightness is 87%, its chroma 0.145 and its hue 171°. Its hue sits on the cool side of the wheel. The nearest named color is Bright Teal (#01F9C6), ΔE 0.026 away. Black text reads best on it, at 15.18:1.
| Hue family | Teals and cyans |
| Lightness | light (87%) |
| Chroma | vivid (0.145) |
| Temperature | cool |
| Nearest name | Bright Teal (#01F9C6) |
| Black text | 15.18:1 |
| White text | 1.38:1 |
Values
| HEX | #57F4C9 |
| RGB | rgb(87, 244, 201) |
| HSL | hsl(164, 88%, 65%) |
| OKLCH | oklch(87.4% 0.145 171.2) |
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 #57F4C9 | 1.38:1 | Fails | Lc -20.9 | Dividers and decoration only |
| Black text on #57F4C9 | 15.18:1 | AAA | Lc 85.4 | Fine for body text |
| #57F4C9 text on white | 1.38:1 | Fails | Lc 18.3 | Dividers and decoration only |
| #57F4C9 text on black | 15.18:1 | AAA | Lc -85.3 | 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 200.
-
Step 50
50
#E6FBF3
oklch(97.1% 0.024 171)
-
Step 100
100
#C7F6E5
oklch(93.6% 0.053 171.1)
-
Step 200
200 (this color)
#57F4C9
oklch(87.4% 0.145 171.2)
-
Step 300
300
#00E1B3
oklch(81% 0.159 171)
-
Step 400
400
#00BC95
oklch(70.8% 0.139 170.9)
-
Step 500
500
#00A180
oklch(63.1% 0.123 171.4)
-
Step 600
600
#00876B
oklch(55.5% 0.108 171.4)
-
Step 700
700
#00725A
oklch(49.2% 0.096 171.5)
-
Step 800
800
#005D49
oklch(42.6% 0.083 171.6)
-
Step 900
900
#004E3C
oklch(37.7% 0.074 170.6)
-
Step 950
950
#002F23
oklch(27.2% 0.053 170.5)
#57F4C9 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) | #EDE5C7 | 0.149 |
| Deuteranopia (no green cones) | #D7D5CC | 0.142 |
| Tritanopia (no blue cones) | #00F6E8 | 0.043 |
| Achromatopsia (no color) | #DBDBDB | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57F4C9
#57F4C9
oklch(87.4% 0.145 171.2)
- #FFC1DC
#FFC1DC
oklch(87.4% 0.078 351)
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 #57F4C9, closest first.
No curated palette has a color within ΔE 0.04 of #57F4C9.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bright Teal #01F9C6 ΔE 0.026
- Light Turquoise #7EF4CC ΔE 0.027
- Light Aquamarine #7BFDC7 ΔE 0.037
- Aqua Marine #2EE8BB ΔE 0.042
- Bright Aqua #0BF9EA ΔE 0.043
- Aquamarine #7FFFD4 ΔE 0.044
- Greenish Cyan #2AFEB7 ΔE 0.046
- Light Blue Green #7EFBB3 ΔE 0.046
Use #57F4C9 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.