#5790FC
Closest named color: Chefchaouen Blue (#4895EF). oklch(66.7% 0.171 261.9), rgb(87, 144, 252).
Aa
Black text reads best on this color (6.80:1).
About this color
#5790FC is a medium-light, vivid blue. In OKLCH its lightness is 67%, its chroma 0.171 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Chefchaouen Blue (#4895EF), ΔE 0.028 away. Black text reads best on it, at 6.80:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.171) |
| Temperature | cool |
| Nearest name | Chefchaouen Blue (#4895EF) |
| Black text | 6.80:1 |
| White text | 3.08:1 |
Values
| HEX | #5790FC |
| RGB | rgb(87, 144, 252) |
| HSL | hsl(219, 96%, 66%) |
| OKLCH | oklch(66.7% 0.171 261.9) |
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 #5790FC | 3.08:1 | AA large text | Lc -62.9 | Content text, not long reading |
| Black text on #5790FC | 6.80:1 | AA | Lc 46.5 | Large or bold text, headings |
| #5790FC text on white | 3.08:1 | AA large text | Lc 57.5 | Large or bold text, headings |
| #5790FC text on black | 6.80:1 | AA | Lc -44.2 | 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
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E1EAFB
oklch(93.5% 0.025 263.3)
-
Step 200
200
#C9DAF9
oklch(88.5% 0.047 262.5)
-
Step 300
300
#A3C1F7
oklch(80.8% 0.084 262)
-
Step 400
400
#719FF4
oklch(70.6% 0.135 261.9)
-
Step 500
500 (this color)
#5790FC
oklch(66.7% 0.171 261.9)
-
Step 600
600
#306BDE
oklch(55.5% 0.187 261.9)
-
Step 700
700
#2359C1
oklch(49.2% 0.173 261.8)
-
Step 800
800
#1F499C
oklch(42.7% 0.144 262.1)
-
Step 900
900
#1E3E7C
oklch(37.7% 0.112 262)
-
Step 950
950
#122549
oklch(27% 0.071 261.9)
#5790FC 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) | #5D9BFF | 0.030 |
| Deuteranopia (no green cones) | #418CFA | 0.023 |
| Tritanopia (no blue cones) | #00A9BA | 0.140 |
| Achromatopsia (no color) | #939393 | 0.171 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5790FC
#5790FC
oklch(66.7% 0.171 261.9)
- #BE8A00
#BE8A00
oklch(66.7% 0.137 81.8)
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 #5790FC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chefchaouen Blue #4895EF ΔE 0.028
- Cornflower Blue #6495ED ΔE 0.031
- Soft Blue #6488EA ΔE 0.032
- Dodger Blue #1E90FF ΔE 0.036
- Dark Sky Blue #448EE4 ΔE 0.041
- Cornflower #6A79F7 ΔE 0.057
- Lavender Blue #8B88F8 ΔE 0.061
- Periwinkle #8E82FE ΔE 0.071
Use #5790FC 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.