#589C91
Closest named color: Dull Teal (#5F9E8F). oklch(64.4% 0.072 182.4), rgb(88, 156, 145).
Aa
Black text reads best on this color (6.57:1).
About this color
#589C91 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 64%, its chroma 0.072 and its hue 182°. Its hue sits on the cool side of the wheel. The nearest named color is Dull Teal (#5F9E8F), ΔE 0.010 away. Black text reads best on it, at 6.57:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.072) |
| Temperature | cool |
| Nearest name | Dull Teal (#5F9E8F) |
| Black text | 6.57:1 |
| White text | 3.19:1 |
Values
| HEX | #589C91 |
| RGB | rgb(88, 156, 145) |
| HSL | hsl(170, 28%, 48%) |
| OKLCH | oklch(64.4% 0.072 182.4) |
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 #589C91 | 3.19:1 | AA large text | Lc -64.4 | Content text, not long reading |
| Black text on #589C91 | 6.57:1 | AA | Lc 45.1 | Large or bold text, headings |
| #589C91 text on white | 3.19:1 | AA large text | Lc 59.0 | Large or bold text, headings |
| #589C91 text on black | 6.57:1 | AA | Lc -42.8 | 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
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100
#E3ECEA
oklch(93.6% 0.01 181.4)
-
Step 200
200
#CCDEDA
oklch(88.6% 0.02 181.1)
-
Step 300
300
#A9C8C2
oklch(80.8% 0.034 182.4)
-
Step 400
400
#79ACA3
oklch(70.6% 0.056 182.5)
-
Step 500
500 (this color)
#589C91
oklch(64.4% 0.072 182.4)
-
Step 600
600
#358277
oklch(55.5% 0.078 182.6)
-
Step 700
700
#266E64
oklch(49.1% 0.073 182.5)
-
Step 800
800
#225A52
oklch(42.8% 0.06 182.6)
-
Step 900
900
#224A44
oklch(37.8% 0.047 182.8)
-
Step 950
950
#152B28
oklch(27% 0.029 184.5)
#589C91 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) | #969591 | 0.076 |
| Deuteranopia (no green cones) | #8B8D92 | 0.071 |
| Tritanopia (no blue cones) | #3D9E99 | 0.022 |
| Achromatopsia (no color) | #909090 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #589C91
#589C91
oklch(64.4% 0.072 182.4)
- #B37B8A
#B37B8A
oklch(64.4% 0.072 1.8)
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 #589C91, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Teal #5F9E8F ΔE 0.010
- Grey Teal #5E9B8A ΔE 0.010
- Cadet Blue #5F9EA0 ΔE 0.024
- Sea #3C9992 ΔE 0.026
- Persian Green #2A9D8F ΔE 0.033
- Dusty Teal #4C9085 ΔE 0.039
- Blue Green #0F9B8E ΔE 0.043
- Ocean Green #3D9973 ΔE 0.052
Use #589C91 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.