#5279E5
Closest named color: Cornflower (#6A79F7). oklch(60.3% 0.169 266.5), rgb(82, 121, 229).
Aa
Black text reads best on this color (5.22:1).
About this color
#5279E5 is a medium-dark, vivid blue. In OKLCH its lightness is 60%, its chroma 0.169 and its hue 266°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower (#6A79F7), ΔE 0.040 away. Black text reads best on it, at 5.22:1.
| Hue family | Blues |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.169) |
| Temperature | cool |
| Nearest name | Cornflower (#6A79F7) |
| Black text | 5.22:1 |
| White text | 4.01:1 |
Values
| HEX | #5279E5 |
| RGB | rgb(82, 121, 229) |
| HSL | hsl(224, 74%, 61%) |
| OKLCH | oklch(60.3% 0.169 266.5) |
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 #5279E5 | 4.01:1 | AA large text | Lc -72.7 | Content text, not long reading |
| Black text on #5279E5 | 5.22:1 | AA | Lc 36.9 | Non-text elements, placeholder text |
| #5279E5 text on white | 4.01:1 | AA large text | Lc 67.2 | Content text, not long reading |
| #5279E5 text on black | 5.22:1 | AA | Lc -34.5 | 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
#F2F5FD
oklch(97% 0.011 269.6)
-
Step 100
100
#E2EAFB
oklch(93.6% 0.025 265.6)
-
Step 200
200
#CBD9F9
oklch(88.5% 0.047 266.7)
-
Step 300
300
#A8C0F7
oklch(80.9% 0.083 266.3)
-
Step 400
400
#7A9DF3
oklch(70.7% 0.132 266.3)
-
Step 500
500 (this color)
#5279E5
oklch(60.3% 0.169 266.5)
-
Step 600
600
#4168DD
oklch(55.5% 0.184 266.5)
-
Step 700
700
#3456C0
oklch(49.1% 0.171 266.6)
-
Step 800
800
#2B479B
oklch(42.7% 0.141 266.5)
-
Step 900
900
#263D7B
oklch(37.7% 0.109 266)
-
Step 950
950
#172448
oklch(27% 0.069 266.8)
#5279E5 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) | #4186E9 | 0.034 |
| Deuteranopia (no green cones) | #2378E3 | 0.038 |
| Tritanopia (no blue cones) | #0092A4 | 0.141 |
| Achromatopsia (no color) | #7F7F7F | 0.169 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5279E5
#5279E5
oklch(60.3% 0.169 266.5)
- #A17B00
#A17B00
oklch(60.3% 0.123 86.8)
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 #5279E5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower #6A79F7 ΔE 0.040
- Soft Blue #6488EA ΔE 0.046
- Royal Blue #4169E1 ΔE 0.047
- Clear Blue #247AFD ΔE 0.048
- Dark Sky Blue #448EE4 ΔE 0.055
- Cerulean Blue #056EEE ΔE 0.061
- Medium Slate Blue #7B68EE ΔE 0.065
- Neon Blue #4361EE ΔE 0.065
Use #5279E5 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.