#59A2DC
Closest named color: Cornflower Blue (#6495ED). oklch(68.9% 0.113 244.5), rgb(89, 162, 220).
Aa
Black text reads best on this color (7.62:1).
About this color
#59A2DC is a medium-light, moderately saturated blue. In OKLCH its lightness is 69%, its chroma 0.113 and its hue 244°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.049 away. Black text reads best on it, at 7.62:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.113) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.62:1 |
| White text | 2.75:1 |
Values
| HEX | #59A2DC |
| RGB | rgb(89, 162, 220) |
| HSL | hsl(207, 65%, 61%) |
| OKLCH | oklch(68.9% 0.113 244.5) |
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 #59A2DC | 2.75:1 | Fails | Lc -58.2 | Large or bold text, headings |
| Black text on #59A2DC | 7.62:1 | AAA | Lc 51.0 | Large or bold text, headings |
| #59A2DC text on white | 2.75:1 | Fails | Lc 53.0 | Large or bold text, headings |
| #59A2DC text on black | 7.62:1 | AAA | Lc -48.9 | 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
#F0F6FB
oklch(97% 0.009 242.8)
-
Step 100
100
#DFECF7
oklch(93.7% 0.02 243.4)
-
Step 200
200
#C4DDF2
oklch(88.6% 0.039 243.5)
-
Step 300
300
#9AC6EC
oklch(80.8% 0.071 244.9)
-
Step 400
400 (this color)
#59A2DC
oklch(68.9% 0.113 244.5)
-
Step 500
500
#2490DA
oklch(63.1% 0.145 244.7)
-
Step 600
600
#0079BE
oklch(55.6% 0.139 244.6)
-
Step 700
700
#0066A0
oklch(49.2% 0.121 244)
-
Step 800
800
#005385
oklch(42.7% 0.107 244.8)
-
Step 900
900
#00456F
oklch(37.6% 0.093 244.3)
-
Step 950
950
#062941
oklch(27% 0.059 243.6)
#59A2DC 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) | #89A3DF | 0.053 |
| Deuteranopia (no green cones) | #7796DB | 0.041 |
| Tritanopia (no blue cones) | #00B0B6 | 0.089 |
| Achromatopsia (no color) | #9C9C9C | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #59A2DC
#59A2DC
oklch(68.9% 0.113 244.5)
- #CB8B4A
#CB8B4A
oklch(68.8% 0.113 64.4)
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 #59A2DC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.049
- Chefchaouen Blue #4895EF ΔE 0.053
- Greyblue #77A1B5 ΔE 0.063
- Dark Sky Blue #448EE4 ΔE 0.064
- Faded Blue #658CBB ΔE 0.068
- Turquoise Blue #06B1C4 ΔE 0.072
- Bluegrey #85A3B2 ΔE 0.076
- Soft Blue #6488EA ΔE 0.077
Use #59A2DC 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.