#057D6F
Closest named color: Bluegreen (#017A79). oklch(52.9% 0.094 181.4), rgb(5, 125, 111).
Aa
White text reads best on this color (5.03:1).
About this color
#057D6F is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 53%, its chroma 0.094 and its hue 181°. 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 5.03:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.094) |
| Temperature | cool |
| Nearest name | Bluegreen (#017A79) |
| Black text | 4.16:1 |
| White text | 5.03:1 |
Values
| HEX | #057D6F |
| RGB | rgb(5, 125, 111) |
| HSL | hsl(173, 92%, 25%) |
| OKLCH | oklch(52.9% 0.094 181.4) |
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 #057D6F | 5.03:1 | AA | Lc -79.7 | Fine for body text |
| Black text on #057D6F | 4.16:1 | AA large text | Lc 29.8 | Dividers and decoration only |
| #057D6F text on white | 5.03:1 | AA | Lc 74.3 | Content text, not long reading |
| #057D6F text on black | 4.16:1 | AA large text | Lc -27.4 | 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
#E2EDEA
oklch(93.7% 0.012 178)
-
Step 200
200
#C9DFDA
oklch(88.6% 0.024 180.6)
-
Step 300
300
#A4CAC2
oklch(80.9% 0.042 181)
-
Step 400
400
#6FAFA3
oklch(70.7% 0.068 181.1)
-
Step 500
500
#439B8D
oklch(63.2% 0.087 181.4)
-
Step 600
600 (this color)
#057D6F
oklch(52.9% 0.094 181.4)
-
Step 700
700
#037164
oklch(49.2% 0.088 181.2)
-
Step 800
800
#0D5C51
oklch(42.8% 0.073 180.5)
-
Step 900
900
#174B43
oklch(37.6% 0.056 181.1)
-
Step 950
950
#0F2C27
oklch(26.9% 0.036 180.5)
#057D6F 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) | #77756E | 0.100 |
| Deuteranopia (no green cones) | #696B70 | 0.094 |
| Tritanopia (no blue cones) | #008079 | 0.016 |
| Achromatopsia (no color) | #6F6F6F | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #057D6F
#057D6F
oklch(52.9% 0.094 181.4)
- #985368
#985368
oklch(53% 0.095 1.3)
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 #057D6F, 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 0.026
- Dark Aquamarine #017371 ΔE 0.033
- Deep Aqua #08787F ΔE 0.034
- Deep Turquoise #017374 ΔE 0.035
- Dark Cyan #008B8B ΔE 0.052
- Ocean #017B92 ΔE 0.059
- Dark Aqua #05696B ΔE 0.063
Use #057D6F 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.