#588B83
Closest named color: Dusty Teal (#4C9085). oklch(59.8% 0.056 183.4), rgb(88, 139, 131).
Aa
Black text reads best on this color (5.43:1).
About this color
#588B83 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 60%, its chroma 0.056 and its hue 183°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Teal (#4C9085), ΔE 0.017 away. Black text reads best on it, at 5.43:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (60%) |
| Chroma | muted (0.056) |
| Temperature | cool |
| Nearest name | Dusty Teal (#4C9085) |
| Black text | 5.43:1 |
| White text | 3.86:1 |
Values
| HEX | #588B83 |
| RGB | rgb(88, 139, 131) |
| HSL | hsl(171, 22%, 45%) |
| OKLCH | oklch(59.8% 0.056 183.4) |
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 #588B83 | 3.86:1 | AA large text | Lc -71.5 | Content text, not long reading |
| Black text on #588B83 | 5.43:1 | AA | Lc 38.0 | Non-text elements, placeholder text |
| #588B83 text on white | 3.86:1 | AA large text | Lc 66.0 | Content text, not long reading |
| #588B83 text on black | 5.43:1 | AA | Lc -35.6 | 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 500.
-
Step 50
50
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E4ECEA
oklch(93.6% 0.009 179.6)
-
Step 200
200
#CFDDDA
oklch(88.6% 0.016 181.7)
-
Step 300
300
#AEC7C2
oklch(80.9% 0.028 182.2)
-
Step 400
400
#82AAA3
oklch(70.7% 0.045 183.1)
-
Step 500
500 (this color)
#588B83
oklch(59.8% 0.056 183.4)
-
Step 600
600
#477F77
oklch(55.5% 0.061 183.9)
-
Step 700
700
#386B64
oklch(49% 0.056 184.1)
-
Step 800
800
#2F5852
oklch(42.8% 0.047 183.6)
-
Step 900
900
#2A4843
oklch(37.6% 0.037 182.5)
-
Step 950
950
#192A28
oklch(26.9% 0.023 186.7)
#588B83 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) | #868683 | 0.059 |
| Deuteranopia (no green cones) | #7D7F84 | 0.056 |
| Tritanopia (no blue cones) | #478D88 | 0.016 |
| Achromatopsia (no color) | #828282 | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #588B83
#588B83
oklch(59.8% 0.056 183.4)
- #9D727C
#9D727C
oklch(59.8% 0.056 3.5)
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 #588B83, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Teal #4C9085 ΔE 0.017
- Slate Green #658D6D ΔE 0.036
- Steel Grey #6F828A ΔE 0.041
- Sea #3C9992 ΔE 0.042
- Grey Teal #5E9B8A ΔE 0.047
- Teal Green #0A9396 ΔE 0.048
- Battleship Grey #6B7C85 ΔE 0.049
- Dark Cyan #008B8B ΔE 0.050
Use #588B83 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.