#538577
Closest named color: Dusty Teal (#4C9085). oklch(57.7% 0.059 174.5), rgb(83, 133, 119).
Aa
Black text reads best on this color (4.98:1).
About this color
#538577 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 58%, its chroma 0.059 and its hue 174°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Teal (#4C9085), ΔE 0.032 away. Black text reads best on it, at 4.98:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (58%) |
| Chroma | muted (0.059) |
| Temperature | cool |
| Nearest name | Dusty Teal (#4C9085) |
| Black text | 4.98:1 |
| White text | 4.20:1 |
Values
| HEX | #538577 |
| RGB | rgb(83, 133, 119) |
| HSL | hsl(163, 23%, 42%) |
| OKLCH | oklch(57.7% 0.059 174.5) |
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 #538577 | 4.20:1 | AA large text | Lc -74.5 | Content text, not long reading |
| Black text on #538577 | 4.98:1 | AA | Lc 35.1 | Non-text elements, placeholder text |
| #538577 text on white | 4.20:1 | AA large text | Lc 69.0 | Content text, not long reading |
| #538577 text on black | 4.98:1 | AA | Lc -32.7 | Non-text elements, placeholder text |
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
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E5ECE9
oklch(93.7% 0.008 168.7)
-
Step 200
200
#D0DCD8
oklch(88.4% 0.014 174.1)
-
Step 300
300
#B0C6BF
oklch(80.8% 0.026 174.6)
-
Step 400
400
#86AA9F
oklch(70.8% 0.042 174.4)
-
Step 500
500
#679487
oklch(63% 0.053 174.6)
-
Step 600
600 (this color)
#538577
oklch(57.7% 0.059 174.5)
-
Step 700
700
#3E6B5F
oklch(49.1% 0.054 175)
-
Step 800
800
#33574D
oklch(42.6% 0.045 174.4)
-
Step 900
900
#2D4840
oklch(37.7% 0.036 173.7)
-
Step 950
950
#1B2A26
oklch(27% 0.022 176.2)
#538577 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) | #827F76 | 0.062 |
| Deuteranopia (no green cones) | #797978 | 0.058 |
| Tritanopia (no blue cones) | #448681 | 0.019 |
| Achromatopsia (no color) | #7B7B7B | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #538577
#538577
oklch(57.7% 0.059 174.5)
- #966B7B
#966B7B
oklch(57.7% 0.059 355)
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 #538577, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Teal #4C9085 ΔE 0.032
- Slate Green #658D6D ΔE 0.039
- Dark Sage #598556 ΔE 0.047
- Dark Cyan #008B8B ΔE 0.048
- Battleship Grey #6B7C85 ΔE 0.049
- Steel Grey #6F828A ΔE 0.050
- Grey Blue #647D8E ΔE 0.054
- Teal #008080 ΔE 0.055
Use #538577 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.