#57FEEA
Closest named color: Bright Turquoise (#0FFEF9). oklch(90.7% 0.139 183.7), rgb(87, 254, 234).
Aa
Black text reads best on this color (16.77:1).
About this color
#57FEEA is a very light, moderately saturated teal or cyan. In OKLCH its lightness is 91%, its chroma 0.139 and its hue 184°. Its hue sits on the cool side of the wheel. The nearest named color is Bright Turquoise (#0FFEF9), ΔE 0.027 away. Black text reads best on it, at 16.77:1.
| Hue family | Teals and cyans |
| Lightness | very light (91%) |
| Chroma | moderately saturated (0.139) |
| Temperature | cool |
| Nearest name | Bright Turquoise (#0FFEF9) |
| Black text | 16.77:1 |
| White text | 1.25:1 |
Values
| HEX | #57FEEA |
| RGB | rgb(87, 254, 234) |
| HSL | hsl(173, 99%, 67%) |
| OKLCH | oklch(90.7% 0.139 183.7) |
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 #57FEEA | 1.25:1 | Fails | Lc -14.0 | Not readable |
| Black text on #57FEEA | 16.77:1 | AAA | Lc 91.5 | Preferred for body text |
| #57FEEA text on white | 1.25:1 | Fails | Lc 12.1 | Not readable |
| #57FEEA text on black | 16.77:1 | AAA | Lc -91.9 | Preferred 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
#E5FBF7
oklch(97.1% 0.024 183.8)
-
Step 100
100
#C4F6ED
oklch(93.6% 0.052 183)
-
Step 200
200 (this color)
#57FEEA
oklch(90.7% 0.139 183.7)
-
Step 300
300
#00DECA
oklch(80.9% 0.144 183.5)
-
Step 400
400
#00B9A9
oklch(70.6% 0.125 184)
-
Step 500
500
#009F91
oklch(63.1% 0.112 184)
-
Step 600
600
#008679
oklch(55.7% 0.099 183.1)
-
Step 700
700
#007066
oklch(49% 0.087 184.2)
-
Step 800
800
#005C53
oklch(42.6% 0.076 183.4)
-
Step 900
900
#004D45
oklch(37.7% 0.067 183.1)
-
Step 950
950
#002E29
oklch(27.1% 0.048 183.6)
#57FEEA 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) | #F2F0E9 | 0.148 |
| Deuteranopia (no green cones) | #DADEEC | 0.140 |
| Tritanopia (no blue cones) | #00FFF8 | 0.025 |
| Achromatopsia (no color) | #E6E6E6 | 0.140 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57FEEA
#57FEEA
oklch(90.7% 0.139 183.7)
- #FFD3DC
#FFD3DC
oklch(90.7% 0.051 4.4)
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 #57FEEA, closest first.
No curated palette has a color within ΔE 0.04 of #57FEEA.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bright Turquoise #0FFEF9 ΔE 0.027
- Bright Aqua #0BF9EA ΔE 0.028
- Bright Cyan #41FDFE ΔE 0.029
- Cyan #00FFFF ΔE 0.032
- Aquamarine #7FFFD4 ΔE 0.037
- Light Aqua #8CFFDB ΔE 0.038
- Bright Light Blue #26F7FD ΔE 0.041
- Light Turquoise #7EF4CC ΔE 0.042
Use #57FEEA 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.