#4594E9
Closest named color: Chefchaouen Blue (#4895EF). oklch(65.7% 0.149 252.5), rgb(69, 148, 233).
Aa
Black text reads best on this color (6.66:1).
About this color
#4594E9 is a medium-light, vivid blue. In OKLCH its lightness is 66%, its chroma 0.149 and its hue 252°. Its hue sits on the cool side of the wheel. The nearest named color is Chefchaouen Blue (#4895EF), ΔE 0.010 away. Black text reads best on it, at 6.66:1.
| Hue family | Blues |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.149) |
| Temperature | cool |
| Nearest name | Chefchaouen Blue (#4895EF) |
| Black text | 6.66:1 |
| White text | 3.15:1 |
Values
| HEX | #4594E9 |
| RGB | rgb(69, 148, 233) |
| HSL | hsl(211, 79%, 59%) |
| OKLCH | oklch(65.7% 0.149 252.5) |
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 #4594E9 | 3.15:1 | AA large text | Lc -63.7 | Content text, not long reading |
| Black text on #4594E9 | 6.66:1 | AA | Lc 45.8 | Large or bold text, headings |
| #4594E9 text on white | 3.15:1 | AA large text | Lc 58.3 | Large or bold text, headings |
| #4594E9 text on black | 6.66:1 | AA | Lc -43.5 | 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
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E0EBF8
oklch(93.6% 0.021 252.5)
-
Step 200
200
#C7DBF4
oklch(88.4% 0.041 254)
-
Step 300
300
#9FC4EF
oklch(80.9% 0.073 252.5)
-
Step 400
400
#69A4E7
oklch(70.6% 0.117 252.6)
-
Step 500
500 (this color)
#4594E9
oklch(65.7% 0.149 252.5)
-
Step 600
600
#1174CE
oklch(55.6% 0.162 252.5)
-
Step 700
700
#0061B2
oklch(49.2% 0.149 252.5)
-
Step 800
800
#084F90
oklch(42.6% 0.125 252.6)
-
Step 900
900
#134373
oklch(37.8% 0.096 252)
-
Step 950
950
#0D2743
oklch(26.9% 0.061 252.5)
#4594E9 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) | #6D99EC | 0.042 |
| Deuteranopia (no green cones) | #558AE7 | 0.027 |
| Tritanopia (no blue cones) | #00A8B3 | 0.115 |
| Achromatopsia (no color) | #919191 | 0.149 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4594E9
#4594E9
oklch(65.7% 0.149 252.5)
- #C58100
#C58100
oklch(65.8% 0.141 72.4)
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 #4594E9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chefchaouen Blue #4895EF ΔE 0.010
- Dark Sky Blue #448EE4 ΔE 0.017
- Cornflower Blue #6495ED ΔE 0.030
- Soft Blue #6488EA ΔE 0.040
- Dodger Blue #1E90FF ΔE 0.041
- Water Blue #0E87CC ΔE 0.064
- Faded Blue #658CBB ΔE 0.071
- Cool Blue #4984B8 ΔE 0.078
Use #4594E9 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.