#589FE6
Closest named color: Cornflower Blue (#6495ED). oklch(68.7% 0.128 250.2), rgb(88, 159, 230).
Aa
Black text reads best on this color (7.51:1).
About this color
#589FE6 is a medium-light, moderately saturated blue. In OKLCH its lightness is 69%, its chroma 0.128 and its hue 250°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.032 away. Black text reads best on it, at 7.51:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.128) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.51:1 |
| White text | 2.79:1 |
Values
| HEX | #589FE6 |
| RGB | rgb(88, 159, 230) |
| HSL | hsl(210, 74%, 62%) |
| OKLCH | oklch(68.7% 0.128 250.2) |
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 #589FE6 | 2.79:1 | Fails | Lc -58.8 | Large or bold text, headings |
| Black text on #589FE6 | 7.51:1 | AAA | Lc 50.5 | Large or bold text, headings |
| #589FE6 text on white | 2.79:1 | Fails | Lc 53.6 | Large or bold text, headings |
| #589FE6 text on black | 7.51:1 | AAA | Lc -48.3 | Large or bold text, headings |
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 400.
-
Step 50
50
#F0F6FD
oklch(97.1% 0.011 252.1)
-
Step 100
100
#DFEBF9
oklch(93.5% 0.023 252.2)
-
Step 200
200
#C4DCF6
oklch(88.5% 0.044 250.4)
-
Step 300
300
#9AC5F3
oklch(80.9% 0.08 250.5)
-
Step 400
400 (this color)
#589FE6
oklch(68.7% 0.128 250.2)
-
Step 500
500
#258DE7
oklch(63.2% 0.163 250)
-
Step 600
600
#0075CB
oklch(55.5% 0.159 250.4)
-
Step 700
700
#0063AC
oklch(49.2% 0.139 250)
-
Step 800
800
#00518E
oklch(42.8% 0.121 249.9)
-
Step 900
900
#014377
oklch(37.7% 0.106 250.1)
-
Step 950
950
#072846
oklch(27.2% 0.067 250.1)
#589FE6 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) | #80A2E9 | 0.044 |
| Deuteranopia (no green cones) | #6D94E5 | 0.033 |
| Tritanopia (no blue cones) | #00B0B8 | 0.103 |
| Achromatopsia (no color) | #9B9B9B | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #589FE6
#589FE6
oklch(68.7% 0.128 250.2)
- #CC8B34
#CC8B34
oklch(68.7% 0.127 70.1)
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 #589FE6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.032
- Chefchaouen Blue #4895EF ΔE 0.037
- Dark Sky Blue #448EE4 ΔE 0.052
- Soft Blue #6488EA ΔE 0.063
- Faded Blue #658CBB ΔE 0.072
- Dodger Blue #1E90FF ΔE 0.072
- Periwinkle Blue #8F99FB ΔE 0.072
- Perrywinkle #8F8CE7 ΔE 0.076
Use #589FE6 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.