#059FD6
Closest named color: Chefchaouen Blue (#4895EF). oklch(66% 0.134 232.3), rgb(5, 159, 214).
Aa
Black text reads best on this color (6.93:1).
About this color
#059FD6 is a medium-light, moderately saturated blue. In OKLCH its lightness is 66%, its chroma 0.134 and its hue 232°. Its hue sits on the cool side of the wheel. The nearest named color is Chefchaouen Blue (#4895EF), ΔE 0.058 away. Black text reads best on it, at 6.93:1.
| Hue family | Blues |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.134) |
| Temperature | cool |
| Nearest name | Chefchaouen Blue (#4895EF) |
| Black text | 6.93:1 |
| White text | 3.02:1 |
Values
| HEX | #059FD6 |
| RGB | rgb(5, 159, 214) |
| HSL | hsl(196, 95%, 43%) |
| OKLCH | oklch(66% 0.134 232.3) |
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 #059FD6 | 3.02:1 | AA large text | Lc -61.7 | Content text, not long reading |
| Black text on #059FD6 | 6.93:1 | AA | Lc 47.7 | Large or bold text, headings |
| #059FD6 text on white | 3.02:1 | AA large text | Lc 56.4 | Large or bold text, headings |
| #059FD6 text on black | 6.93:1 | AA | Lc -45.4 | 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 500.
-
Step 50
50
#F0F7FA
oklch(97.2% 0.008 225.1)
-
Step 100
100
#DEECF5
oklch(93.5% 0.019 235.7)
-
Step 200
200
#C2DEEE
oklch(88.5% 0.037 232.9)
-
Step 300
300
#96C9E4
oklch(81% 0.065 231.7)
-
Step 400
400
#54ACD7
oklch(70.7% 0.105 232.1)
-
Step 500
500 (this color)
#059FD6
oklch(66% 0.134 232.3)
-
Step 600
600
#007EAA
oklch(55.7% 0.113 231.8)
-
Step 700
700
#006990
oklch(49% 0.101 232.9)
-
Step 800
800
#005676
oklch(42.6% 0.087 232.3)
-
Step 900
900
#004863
oklch(37.7% 0.077 231.8)
-
Step 950
950
#002B3D
oklch(27.1% 0.055 231.9)
#059FD6 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) | #839DD9 | 0.086 |
| Deuteranopia (no green cones) | #6B8DD5 | 0.072 |
| Tritanopia (no blue cones) | #00AEB2 | 0.079 |
| Achromatopsia (no color) | #949494 | 0.135 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #059FD6
#059FD6
oklch(66% 0.134 232.3)
- #D1783B
#D1783B
oklch(66% 0.134 52.5)
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 #059FD6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chefchaouen Blue #4895EF ΔE 0.058
- Dark Sky Blue #448EE4 ΔE 0.059
- Turquoise Blue #06B1C4 ΔE 0.065
- Water Blue #0E87CC ΔE 0.067
- Faded Blue #658CBB ΔE 0.071
- Cornflower Blue #6495ED ΔE 0.071
- Blue NCS #118AB2 ΔE 0.072
- Cool Blue #4984B8 ΔE 0.078
Use #059FD6 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.