#599588
Closest named color: Grey Teal (#5E9B8A). oklch(62.5% 0.066 178.6), rgb(89, 149, 136).
Aa
Black text reads best on this color (6.07:1).
About this color
#599588 is a medium-light, muted teal or cyan. In OKLCH its lightness is 62%, its chroma 0.066 and its hue 179°. Its hue sits on the cool side of the wheel. The nearest named color is Grey Teal (#5E9B8A), ΔE 0.019 away. Black text reads best on it, at 6.07:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (62%) |
| Chroma | muted (0.066) |
| Temperature | cool |
| Nearest name | Grey Teal (#5E9B8A) |
| Black text | 6.07:1 |
| White text | 3.45:1 |
Values
| HEX | #599588 |
| RGB | rgb(89, 149, 136) |
| HSL | hsl(167, 25%, 47%) |
| OKLCH | oklch(62.5% 0.066 178.6) |
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 #599588 | 3.45:1 | AA large text | Lc -67.5 | Content text, not long reading |
| Black text on #599588 | 6.07:1 | AA | Lc 42.1 | Non-text elements, placeholder text |
| #599588 text on white | 3.45:1 | AA large text | Lc 62.0 | Content text, not long reading |
| #599588 text on black | 6.07:1 | AA | Lc -39.7 | 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 500.
-
Step 50
50
#F2F6F5
oklch(97% 0.004 179.7)
-
Step 100
100
#E4ECEA
oklch(93.6% 0.009 179.6)
-
Step 200
200
#CDDDD9
oklch(88.4% 0.018 179.3)
-
Step 300
300
#ABC8C1
oklch(80.9% 0.033 179.2)
-
Step 400
400
#7EACA1
oklch(70.8% 0.052 178.3)
-
Step 500
500 (this color)
#599588
oklch(62.5% 0.066 178.6)
-
Step 600
600
#3E8174
oklch(55.5% 0.072 179.2)
-
Step 700
700
#306D61
oklch(49.1% 0.066 178.7)
-
Step 800
800
#29594F
oklch(42.7% 0.055 178.1)
-
Step 900
900
#264942
oklch(37.7% 0.043 179.5)
-
Step 950
950
#172B27
oklch(27.1% 0.027 180)
#599588 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) | #918E87 | 0.071 |
| Deuteranopia (no green cones) | #868789 | 0.066 |
| Tritanopia (no blue cones) | #449791 | 0.020 |
| Achromatopsia (no color) | #8A8A8A | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #599588
#599588
oklch(62.5% 0.066 178.6)
- #A97787
#A97787
oklch(62.5% 0.066 358.3)
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 #599588, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Teal #5E9B8A ΔE 0.019
- Dusty Teal #4C9085 ΔE 0.021
- Sea #3C9992 ΔE 0.025
- Dull Teal #5F9E8F ΔE 0.027
- Persian Green #2A9D8F ΔE 0.036
- Slate Green #658D6D ΔE 0.038
- Cadet Blue #5F9EA0 ΔE 0.040
- Blue Green #0F9B8E ΔE 0.042
Use #599588 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.