#5A79E8
Closest named color: Cornflower (#6A79F7). oklch(60.9% 0.171 269.1), rgb(90, 121, 232).
Aa
Black text reads best on this color (5.33:1).
About this color
#5A79E8 is a medium-dark, vivid blue. In OKLCH its lightness is 61%, its chroma 0.171 and its hue 269°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower (#6A79F7), ΔE 0.030 away. Black text reads best on it, at 5.33:1.
| Hue family | Blues |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.171) |
| Temperature | cool |
| Nearest name | Cornflower (#6A79F7) |
| Black text | 5.33:1 |
| White text | 3.93:1 |
Values
| HEX | #5A79E8 |
| RGB | rgb(90, 121, 232) |
| HSL | hsl(227, 76%, 63%) |
| OKLCH | oklch(60.9% 0.171 269.1) |
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 #5A79E8 | 3.93:1 | AA large text | Lc -72.0 | Content text, not long reading |
| Black text on #5A79E8 | 5.33:1 | AA | Lc 37.6 | Non-text elements, placeholder text |
| #5A79E8 text on white | 3.93:1 | AA large text | Lc 66.5 | Content text, not long reading |
| #5A79E8 text on black | 5.33:1 | AA | Lc -35.2 | 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
#F2F5FD
oklch(97% 0.011 269.6)
-
Step 100
100
#E3EAFB
oklch(93.7% 0.024 267.9)
-
Step 200
200
#CCD9F9
oklch(88.6% 0.046 267.9)
-
Step 300
300
#AABFF8
oklch(80.9% 0.084 268.8)
-
Step 400
400
#7F9CF4
oklch(70.8% 0.133 269)
-
Step 500
500 (this color)
#5A79E8
oklch(60.9% 0.171 269.1)
-
Step 600
600
#4966DE
oklch(55.6% 0.186 269.3)
-
Step 700
700
#3B54C1
oklch(49.1% 0.173 269.3)
-
Step 800
800
#30459C
oklch(42.6% 0.144 269.2)
-
Step 900
900
#2A3B7C
oklch(37.6% 0.112 269.4)
-
Step 950
950
#192349
oklch(27% 0.072 270)
#5A79E8 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) | #4087EC | 0.039 |
| Deuteranopia (no green cones) | #257AE6 | 0.044 |
| Tritanopia (no blue cones) | #0092A5 | 0.146 |
| Achromatopsia (no color) | #808080 | 0.171 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5A79E8
#5A79E8
oklch(60.9% 0.171 269.1)
- #A17E00
#A17E00
oklch(61% 0.125 89.1)
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 #5A79E8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower #6A79F7 ΔE 0.030
- Soft Blue #6488EA ΔE 0.042
- Clear Blue #247AFD ΔE 0.052
- Royal Blue #4169E1 ΔE 0.053
- Dark Sky Blue #448EE4 ΔE 0.057
- Medium Slate Blue #7B68EE ΔE 0.057
- Neon Blue #4361EE ΔE 0.069
- Cerulean Blue #056EEE ΔE 0.069
Use #5A79E8 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.