#599188
Closest named color: Dusty Teal (#4C9085). oklch(61.5% 0.061 182.9), rgb(89, 145, 136).
Aa
Black text reads best on this color (5.83:1).
About this color
#599188 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 62%, its chroma 0.061 and its hue 183°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Teal (#4C9085), ΔE 0.015 away. Black text reads best on it, at 5.83:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (62%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | Dusty Teal (#4C9085) |
| Black text | 5.83:1 |
| White text | 3.60:1 |
Values
| HEX | #599188 |
| RGB | rgb(89, 145, 136) |
| HSL | hsl(170, 24%, 46%) |
| OKLCH | oklch(61.5% 0.061 182.9) |
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 #599188 | 3.60:1 | AA large text | Lc -69.0 | Content text, not long reading |
| Black text on #599188 | 5.83:1 | AA | Lc 40.6 | Non-text elements, placeholder text |
| #599188 text on white | 3.60:1 | AA large text | Lc 63.5 | Content text, not long reading |
| #599188 text on black | 5.83:1 | AA | Lc -38.2 | 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
#CEDDDA
oklch(88.5% 0.017 182.7)
-
Step 300
300
#ACC7C2
oklch(80.8% 0.03 183.2)
-
Step 400
400
#80ABA3
oklch(70.8% 0.048 182.2)
-
Step 500
500 (this color)
#599188
oklch(61.5% 0.061 182.9)
-
Step 600
600
#428077
oklch(55.6% 0.066 183.4)
-
Step 700
700
#336C64
oklch(49% 0.062 183.5)
-
Step 800
800
#2B5851
oklch(42.6% 0.051 182.5)
-
Step 900
900
#284943
oklch(37.8% 0.04 181.1)
-
Step 950
950
#182B28
oklch(27.2% 0.026 183.3)
#599188 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) | #8C8B88 | 0.065 |
| Deuteranopia (no green cones) | #828489 | 0.061 |
| Tritanopia (no blue cones) | #45938E | 0.018 |
| Achromatopsia (no color) | #878787 | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #599188
#599188
oklch(61.5% 0.061 182.9)
- #A57681
#A57681
oklch(61.6% 0.061 3.6)
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 #599188, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Teal #4C9085 ΔE 0.015
- Sea #3C9992 ΔE 0.030
- Grey Teal #5E9B8A ΔE 0.030
- Slate Green #658D6D ΔE 0.037
- Dull Teal #5F9E8F ΔE 0.039
- Persian Green #2A9D8F ΔE 0.043
- Cadet Blue #5F9EA0 ΔE 0.046
- Teal Green #0A9396 ΔE 0.046
Use #599188 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.