#5A90FA
Closest named color: Chefchaouen Blue (#4895EF). oklch(66.7% 0.168 262.4), rgb(90, 144, 250).
Aa
Black text reads best on this color (6.80:1).
About this color
#5A90FA is a medium-light, vivid blue. In OKLCH its lightness is 67%, its chroma 0.168 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Chefchaouen Blue (#4895EF), ΔE 0.027 away. Black text reads best on it, at 6.80:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.168) |
| Temperature | cool |
| Nearest name | Chefchaouen Blue (#4895EF) |
| Black text | 6.80:1 |
| White text | 3.08:1 |
Values
| HEX | #5A90FA |
| RGB | rgb(90, 144, 250) |
| HSL | hsl(220, 94%, 67%) |
| OKLCH | oklch(66.7% 0.168 262.4) |
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 #5A90FA | 3.08:1 | AA large text | Lc -62.9 | Content text, not long reading |
| Black text on #5A90FA | 6.80:1 | AA | Lc 46.5 | Large or bold text, headings |
| #5A90FA text on white | 3.08:1 | AA large text | Lc 57.5 | Large or bold text, headings |
| #5A90FA 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
#E1EAFA
oklch(93.5% 0.024 262.1)
-
Step 200
200
#C9DAF8
oklch(88.5% 0.045 261.9)
-
Step 300
300
#A4C1F6
oklch(80.8% 0.082 262.3)
-
Step 400
400
#749FF2
oklch(70.7% 0.131 262.7)
-
Step 500
500 (this color)
#5A90FA
oklch(66.7% 0.168 262.4)
-
Step 600
600
#346BDC
oklch(55.5% 0.183 262.5)
-
Step 700
700
#2759BF
oklch(49.1% 0.169 262.4)
-
Step 800
800
#21499A
oklch(42.6% 0.14 262.4)
-
Step 900
900
#203E7B
oklch(37.7% 0.11 262.6)
-
Step 950
950
#132548
oklch(27% 0.069 262.3)
#5A90FA 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) | #5F9BFE | 0.030 |
| Deuteranopia (no green cones) | #458CF8 | 0.023 |
| Tritanopia (no blue cones) | #00A8B9 | 0.139 |
| Achromatopsia (no color) | #939393 | 0.168 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5A90FA
#5A90FA
oklch(66.7% 0.168 262.4)
- #BD8B00
#BD8B00
oklch(66.7% 0.137 82.9)
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 #5A90FA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chefchaouen Blue #4895EF ΔE 0.027
- Cornflower Blue #6495ED ΔE 0.028
- Soft Blue #6488EA ΔE 0.029
- Dodger Blue #1E90FF ΔE 0.039
- Dark Sky Blue #448EE4 ΔE 0.040
- Cornflower #6A79F7 ΔE 0.057
- Lavender Blue #8B88F8 ΔE 0.059
- Perrywinkle #8F8CE7 ΔE 0.067
Use #5A90FA 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.