#057771
Closest named color: Dark Aquamarine (#017371). oklch(51.4% 0.088 188.6), rgb(5, 119, 113).
Aa
White text reads best on this color (5.40:1).
About this color
#057771 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 51%, its chroma 0.088 and its hue 189°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Aquamarine (#017371), ΔE 0.013 away. White text reads best on it, at 5.40:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.088) |
| Temperature | cool |
| Nearest name | Dark Aquamarine (#017371) |
| Black text | 3.88:1 |
| White text | 5.40:1 |
Values
| HEX | #057771 |
| RGB | rgb(5, 119, 113) |
| HSL | hsl(177, 92%, 24%) |
| OKLCH | oklch(51.4% 0.088 188.6) |
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 #057771 | 5.40:1 | AA | Lc -81.8 | Fine for body text |
| Black text on #057771 | 3.88:1 | AA large text | Lc 27.6 | Dividers and decoration only |
| #057771 text on white | 5.40:1 | AA | Lc 76.4 | Fine for body text |
| #057771 text on black | 3.88:1 | AA large text | Lc -25.3 | 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 700.
-
Step 50
50
#F1F7F6
oklch(97.1% 0.006 185.3)
-
Step 100
100
#E1EDEB
oklch(93.7% 0.013 185.1)
-
Step 200
200
#C8DEDC
oklch(88.4% 0.024 190.1)
-
Step 300
300
#A2CAC6
oklch(80.9% 0.043 188.8)
-
Step 400
400
#6DAFA9
oklch(70.8% 0.068 188.4)
-
Step 500
500
#3E9A94
oklch(63% 0.087 189.3)
-
Step 600
600
#0A857E
oklch(55.7% 0.095 188.2)
-
Step 700
700 (this color)
#057771
oklch(51.4% 0.088 188.6)
-
Step 800
800
#045C57
oklch(42.8% 0.073 188.3)
-
Step 900
900
#134B47
oklch(37.6% 0.057 188.2)
-
Step 950
950
#0E2C2A
oklch(27% 0.036 189.3)
#057771 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) | #707071 | 0.094 |
| Deuteranopia (no green cones) | #626672 | 0.088 |
| Tritanopia (no blue cones) | #007A75 | 0.010 |
| Achromatopsia (no color) | #6A6A6A | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #057771
#057771
oklch(51.4% 0.088 188.6)
- #92515D
#92515D
oklch(51.5% 0.088 8.8)
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 #057771, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aquamarine #017371 ΔE 0.013
- Bluegreen #017A79 ΔE 0.013
- Deep Turquoise #017374 ΔE 0.015
- Deep Aqua #08787F ΔE 0.022
- Teal #008080 ΔE 0.031
- Dark Aqua #05696B ΔE 0.043
- Ocean #017B92 ΔE 0.052
- Sea Blue #047495 ΔE 0.062
Use #057771 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.