#057C65
Closest named color: Bluegreen (#017A79). oklch(52.3% 0.099 173.6), rgb(5, 124, 101).
Aa
White text reads best on this color (5.15:1).
About this color
#057C65 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 52%, its chroma 0.099 and its hue 174°. Its hue sits on the cool side of the wheel. The nearest named color is Bluegreen (#017A79), ΔE 0.034 away. White text reads best on it, at 5.15:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.099) |
| Temperature | cool |
| Nearest name | Bluegreen (#017A79) |
| Black text | 4.07:1 |
| White text | 5.15:1 |
Values
| HEX | #057C65 |
| RGB | rgb(5, 124, 101) |
| HSL | hsl(168, 92%, 25%) |
| OKLCH | oklch(52.3% 0.099 173.6) |
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 #057C65 | 5.15:1 | AA | Lc -80.3 | Fine for body text |
| Black text on #057C65 | 4.07:1 | AA large text | Lc 29.1 | Dividers and decoration only |
| #057C65 text on white | 5.15:1 | AA | Lc 75.0 | Content text, not long reading |
| #057C65 text on black | 4.07:1 | AA large text | Lc -26.8 | 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
#F1F7F5
oklch(97.1% 0.007 174.4)
-
Step 100
100
#E1EDE9
oklch(93.6% 0.014 174.2)
-
Step 200
200
#C8DFD7
oklch(88.4% 0.027 172.8)
-
Step 300
300
#A2CBBE
oklch(80.9% 0.047 173.8)
-
Step 400
400
#6BB09C
oklch(70.5% 0.077 173.5)
-
Step 500
500
#3C9D84
oklch(63.2% 0.099 173)
-
Step 600
600
#00876E
oklch(55.6% 0.106 173.6)
-
Step 700
700 (this color)
#057C65
oklch(52.3% 0.099 173.6)
-
Step 800
800
#005D4B
oklch(42.7% 0.081 173.5)
-
Step 900
900
#124C3F
oklch(37.6% 0.063 174.5)
-
Step 950
950
#0D2D25
oklch(27.1% 0.041 174)
#057C65 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) | #777364 | 0.102 |
| Deuteranopia (no green cones) | #6A6967 | 0.099 |
| Tritanopia (no blue cones) | #007D75 | 0.024 |
| Achromatopsia (no color) | #6D6D6D | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #057C65
#057C65
oklch(52.3% 0.099 173.6)
- #95506E
#95506E
oklch(52.3% 0.099 353.6)
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 #057C65, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluegreen #017A79 ΔE 0.034
- Dark Aquamarine #017371 ΔE 0.039
- Teal #008080 ΔE 0.041
- Deep Turquoise #017374 ΔE 0.043
- Deep Aqua #08787F ΔE 0.047
- Jungle Green #048243 ΔE 0.058
- Sea Green #2E8B57 ΔE 0.060
- Dark Cyan #008B8B ΔE 0.064
Use #057C65 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.