#457577
Closest named color: Deep Aqua (#08787F). oklch(52.9% 0.052 199.1), rgb(69, 117, 119).
Aa
White text reads best on this color (5.16:1).
About this color
#457577 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 53%, its chroma 0.052 and its hue 199°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Aqua (#08787F), ΔE 0.036 away. White text reads best on it, at 5.16:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (53%) |
| Chroma | muted (0.052) |
| Temperature | cool |
| Nearest name | Deep Aqua (#08787F) |
| Black text | 4.06:1 |
| White text | 5.16:1 |
Values
| HEX | #457577 |
| RGB | rgb(69, 117, 119) |
| HSL | hsl(182, 27%, 37%) |
| OKLCH | oklch(52.9% 0.052 199.1) |
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 #457577 | 5.16:1 | AA | Lc -80.9 | Fine for body text |
| Black text on #457577 | 4.06:1 | AA large text | Lc 28.6 | Dividers and decoration only |
| #457577 text on white | 5.16:1 | AA | Lc 75.5 | Fine for body text |
| #457577 text on black | 4.06:1 | AA large text | Lc -26.2 | 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
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E5EBEB
oklch(93.6% 0.006 197)
-
Step 200
200
#D0DCDC
oklch(88.5% 0.013 196.9)
-
Step 300
300
#B0C6C6
oklch(81% 0.024 196.7)
-
Step 400
400
#86A8A9
oklch(70.7% 0.037 198.6)
-
Step 500
500
#669394
oklch(63.1% 0.049 197.7)
-
Step 600
600 (this color)
#457577
oklch(52.9% 0.052 199.1)
-
Step 700
700
#3D696B
oklch(49% 0.049 199.4)
-
Step 800
800
#335657
oklch(42.7% 0.041 198.1)
-
Step 900
900
#2D4748
oklch(37.7% 0.032 199)
-
Step 950
950
#1B292A
oklch(26.9% 0.019 201.6)
#457577 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) | #6F7177 | 0.054 |
| Deuteranopia (no green cones) | #666A77 | 0.050 |
| Tritanopia (no blue cones) | #2F7875 | 0.021 |
| Achromatopsia (no color) | #6D6D6D | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #457577
#457577
oklch(52.9% 0.052 199.1)
- #87605F
#87605F
oklch(52.9% 0.051 20.6)
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 #457577, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Aqua #08787F ΔE 0.036
- Bluegreen #017A79 ΔE 0.038
- Metallic Blue #4F738E ΔE 0.042
- Deep Turquoise #017374 ΔE 0.042
- Teal #008080 ΔE 0.043
- Dark Aquamarine #017371 ΔE 0.044
- Slate #516572 ΔE 0.048
- Ocean #017B92 ΔE 0.049
Use #457577 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.