#589DB7
Closest named color: Greyblue (#77A1B5). oklch(66.1% 0.08 224.6), rgb(88, 157, 183).
Aa
Black text reads best on this color (6.92:1).
About this color
#589DB7 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 66%, its chroma 0.080 and its hue 225°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.036 away. Black text reads best on it, at 6.92:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.080) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 6.92:1 |
| White text | 3.03:1 |
Values
| HEX | #589DB7 |
| RGB | rgb(88, 157, 183) |
| HSL | hsl(196, 40%, 53%) |
| OKLCH | oklch(66.1% 0.08 224.6) |
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 #589DB7 | 3.03:1 | AA large text | Lc -62.3 | Content text, not long reading |
| Black text on #589DB7 | 6.92:1 | AA | Lc 47.1 | Large or bold text, headings |
| #589DB7 text on white | 3.03:1 | AA large text | Lc 57.0 | Large or bold text, headings |
| #589DB7 text on black | 6.92:1 | AA | Lc -44.8 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E2ECEF
oklch(93.6% 0.011 217.5)
-
Step 200
200
#CBDDE4
oklch(88.6% 0.022 223)
-
Step 300
300
#A7C7D4
oklch(81% 0.039 224.4)
-
Step 400
400
#76A9BE
oklch(70.6% 0.062 225.6)
-
Step 500
500 (this color)
#589DB7
oklch(66.1% 0.08 224.6)
-
Step 600
600
#2E7E99
oklch(55.6% 0.087 224.2)
-
Step 700
700
#206A83
oklch(49.1% 0.081 224.9)
-
Step 800
800
#1D576A
oklch(42.8% 0.066 223.5)
-
Step 900
900
#1F4756
oklch(37.6% 0.052 225.3)
-
Step 950
950
#132A32
oklch(27% 0.033 222.8)
#589DB7 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) | #8F9AB8 | 0.063 |
| Deuteranopia (no green cones) | #818FB7 | 0.057 |
| Tritanopia (no blue cones) | #1DA5A5 | 0.055 |
| Achromatopsia (no color) | #949494 | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #589DB7
#589DB7
oklch(66.1% 0.08 224.6)
- #BC836A
#BC836A
oklch(66.1% 0.079 44.6)
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 #589DB7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.036
- Cadet Blue #5F9EA0 ΔE 0.036
- Silver Lake Blue #778DA9 ΔE 0.051
- Blue Grey #758DA3 ΔE 0.051
- Faded Blue #658CBB ΔE 0.051
- Bluegrey #85A3B2 ΔE 0.055
- Bluey Grey #89A0B0 ΔE 0.057
- Turquoise Blue #06B1C4 ΔE 0.060
Use #589DB7 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.