#57A2C2
Closest named color: Greyblue (#77A1B5). oklch(67.6% 0.088 228), rgb(87, 162, 194).
Aa
Black text reads best on this color (7.35:1).
About this color
#57A2C2 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 68%, its chroma 0.088 and its hue 228°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.035 away. Black text reads best on it, at 7.35:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.088) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.35:1 |
| White text | 2.85:1 |
Values
| HEX | #57A2C2 |
| RGB | rgb(87, 162, 194) |
| HSL | hsl(198, 47%, 55%) |
| OKLCH | oklch(67.6% 0.088 228) |
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 #57A2C2 | 2.85:1 | Fails | Lc -59.8 | Large or bold text, headings |
| Black text on #57A2C2 | 7.35:1 | AAA | Lc 49.5 | Large or bold text, headings |
| #57A2C2 text on white | 2.85:1 | Fails | Lc 54.5 | Large or bold text, headings |
| #57A2C2 text on black | 7.35:1 | AAA | Lc -47.3 | Large or bold text, headings |
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
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#DFECF2
oklch(93.5% 0.016 227)
-
Step 200
200
#C5DEE9
oklch(88.6% 0.031 226.1)
-
Step 300
300
#9CC8DD
oklch(80.8% 0.055 228.7)
-
Step 400
400 (this color)
#57A2C2
oklch(67.6% 0.088 228)
-
Step 500
500
#2696BF
oklch(63.1% 0.113 228.2)
-
Step 600
600
#007FA5
oklch(55.7% 0.108 227.8)
-
Step 700
700
#006A8B
oklch(49% 0.096 228.3)
-
Step 800
800
#005773
oklch(42.7% 0.084 228.5)
-
Step 900
900
#004960
oklch(37.8% 0.073 227.3)
-
Step 950
950
#072B38
oklch(27.1% 0.046 226.7)
#57A2C2 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) | #919FC4 | 0.065 |
| Deuteranopia (no green cones) | #8294C2 | 0.057 |
| Tritanopia (no blue cones) | #00ABAC | 0.062 |
| Achromatopsia (no color) | #999999 | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57A2C2
#57A2C2
oklch(67.6% 0.088 228)
- #C48767
#C48767
oklch(67.7% 0.088 48.5)
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 #57A2C2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.035
- Cadet Blue #5F9EA0 ΔE 0.049
- Turquoise Blue #06B1C4 ΔE 0.050
- Bluegrey #85A3B2 ΔE 0.053
- Bluey Grey #89A0B0 ΔE 0.057
- Faded Blue #658CBB ΔE 0.060
- Cool Gray #8D99AE ΔE 0.063
- Silver Lake Blue #778DA9 ΔE 0.064
Use #57A2C2 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.