#57C2BC
Closest named color: Medium Turquoise (#48D1CC). oklch(75% 0.099 190.3), rgb(87, 194, 188).
Aa
Black text reads best on this color (9.84:1).
About this color
#57C2BC is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 75%, its chroma 0.099 and its hue 190°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Turquoise (#48D1CC), ΔE 0.041 away. Black text reads best on it, at 9.84:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.099) |
| Temperature | cool |
| Nearest name | Medium Turquoise (#48D1CC) |
| Black text | 9.84:1 |
| White text | 2.13:1 |
Values
| HEX | #57C2BC |
| RGB | rgb(87, 194, 188) |
| HSL | hsl(177, 47%, 55%) |
| OKLCH | oklch(75% 0.099 190.3) |
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 #57C2BC | 2.13:1 | Fails | Lc -46.2 | Large or bold text, headings |
| Black text on #57C2BC | 9.84:1 | AAA | Lc 62.3 | Content text, not long reading |
| #57C2BC text on white | 2.13:1 | Fails | Lc 41.6 | Non-text elements, placeholder text |
| #57C2BC text on black | 9.84:1 | AAA | Lc -60.6 | 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 400.
-
Step 50
50
#F0F7F7
oklch(97.1% 0.007 197)
-
Step 100
100
#DDEEEC
oklch(93.6% 0.018 188.4)
-
Step 200
200
#C0E1DE
oklch(88.5% 0.035 189.8)
-
Step 300
300
#92CEC9
oklch(80.9% 0.062 189.5)
-
Step 400
400 (this color)
#57C2BC
oklch(75% 0.099 190.3)
-
Step 500
500
#009E98
oklch(63.1% 0.109 190)
-
Step 600
600
#008580
oklch(55.7% 0.096 190.1)
-
Step 700
700
#00706C
oklch(49.2% 0.085 190.4)
-
Step 800
800
#005C58
oklch(42.8% 0.074 189.6)
-
Step 900
900
#004C49
oklch(37.6% 0.065 190.2)
-
Step 950
950
#002E2C
oklch(27.2% 0.047 190.2)
#57C2BC 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) | #B8B9BC | 0.104 |
| Deuteranopia (no green cones) | #A7ACBD | 0.099 |
| Tritanopia (no blue cones) | #00C7C0 | 0.030 |
| Achromatopsia (no color) | #B1B1B1 | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57C2BC
#57C2BC
oklch(75% 0.099 190.3)
- #E5949F
#E5949F
oklch(75.1% 0.099 10.8)
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 #57C2BC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Turquoise #48D1CC ΔE 0.041
- Dark Turquoise #00CED1 ΔE 0.041
- Topaz #13BBAF ΔE 0.044
- Medium Aquamarine #66CDAA ΔE 0.048
- Pale Teal #82CBB2 ΔE 0.051
- Seafoam Blue #78D1B6 ΔE 0.056
- Light Sea Green #20B2AA ΔE 0.061
- Greeny Blue #42B395 ΔE 0.066
Use #57C2BC 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.