#057E71
Closest named color: Bluegreen (#017A79). oklch(53.3% 0.094 182.3), rgb(5, 126, 113).
Aa
White text reads best on this color (4.96:1).
About this color
#057E71 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 53%, its chroma 0.094 and its hue 182°. Its hue sits on the cool side of the wheel. The nearest named color is Bluegreen (#017A79), ΔE 0.021 away. White text reads best on it, at 4.96:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.094) |
| Temperature | cool |
| Nearest name | Bluegreen (#017A79) |
| Black text | 4.22:1 |
| White text | 4.96:1 |
Values
| HEX | #057E71 |
| RGB | rgb(5, 126, 113) |
| HSL | hsl(174, 92%, 26%) |
| OKLCH | oklch(53.3% 0.094 182.3) |
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 #057E71 | 4.96:1 | AA | Lc -79.3 | Fine for body text |
| Black text on #057E71 | 4.22:1 | AA large text | Lc 30.2 | Non-text elements, placeholder text |
| #057E71 text on white | 4.96:1 | AA | Lc 73.8 | Content text, not long reading |
| #057E71 text on black | 4.22:1 | AA large text | Lc -27.9 | Dividers and decoration only |
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 600.
-
Step 50
50
#F2F7F6
oklch(97.2% 0.005 183)
-
Step 100
100
#E1EDEA
oklch(93.6% 0.013 179.5)
-
Step 200
200
#C9DFDA
oklch(88.6% 0.024 180.6)
-
Step 300
300
#A3CAC3
oklch(80.9% 0.043 183.1)
-
Step 400
400
#6FAFA4
oklch(70.8% 0.068 182.2)
-
Step 500
500
#439B8E
oklch(63.2% 0.087 182.3)
-
Step 600
600 (this color)
#057E71
oklch(53.3% 0.094 182.3)
-
Step 700
700
#017165
oklch(49.2% 0.088 182.2)
-
Step 800
800
#0C5C52
oklch(42.8% 0.073 181.8)
-
Step 900
900
#164B44
oklch(37.6% 0.056 182.9)
-
Step 950
950
#0F2C28
oklch(27% 0.036 183.4)
#057E71 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) | #777671 | 0.099 |
| Deuteranopia (no green cones) | #696C72 | 0.093 |
| Tritanopia (no blue cones) | #00817A | 0.014 |
| Achromatopsia (no color) | #707070 | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #057E71
#057E71
oklch(53.3% 0.094 182.3)
- #995468
#995468
oklch(53.3% 0.094 2.2)
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 #057E71, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluegreen #017A79 ΔE 0.021
- Teal #008080 ΔE 0.023
- Deep Aqua #08787F ΔE 0.034
- Dark Aquamarine #017371 ΔE 0.035
- Deep Turquoise #017374 ΔE 0.037
- Dark Cyan #008B8B ΔE 0.049
- Ocean #017B92 ΔE 0.057
- Dark Aqua #05696B ΔE 0.066
Use #057E71 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.