#5778F8
Closest named color: Cornflower (#6A79F7). oklch(61.6% 0.194 269.1), rgb(87, 120, 248).
Aa
Black text reads best on this color (5.44:1).
About this color
#5778F8 is a medium-dark, vivid blue. In OKLCH its lightness is 62%, its chroma 0.194 and its hue 269°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower (#6A79F7), ΔE 0.023 away. Black text reads best on it, at 5.44:1.
| Hue family | Blues |
| Lightness | medium-dark (62%) |
| Chroma | vivid (0.194) |
| Temperature | cool |
| Nearest name | Cornflower (#6A79F7) |
| Black text | 5.44:1 |
| White text | 3.85:1 |
Values
| HEX | #5778F8 |
| RGB | rgb(87, 120, 248) |
| HSL | hsl(228, 92%, 66%) |
| OKLCH | oklch(61.6% 0.194 269.1) |
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 #5778F8 | 3.85:1 | AA large text | Lc -71.2 | Content text, not long reading |
| Black text on #5778F8 | 5.44:1 | AA | Lc 38.4 | Non-text elements, placeholder text |
| #5778F8 text on white | 3.85:1 | AA large text | Lc 65.7 | Content text, not long reading |
| #5778F8 text on black | 5.44:1 | AA | Lc -36.0 | 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
#F2F5FE
oklch(97% 0.012 271.3)
-
Step 100
100
#E2EAFD
oklch(93.7% 0.027 267.5)
-
Step 200
200
#CBD8FD
oklch(88.4% 0.053 270)
-
Step 300
300
#A7BEFF
oklch(80.8% 0.096 269.2)
-
Step 400
400
#7A9AFF
oklch(70.7% 0.152 269)
-
Step 500
500 (this color)
#5778F8
oklch(61.6% 0.194 269.1)
-
Step 600
600
#4462EC
oklch(55.7% 0.21 269.1)
-
Step 700
700
#364FCE
oklch(49% 0.197 269.1)
-
Step 800
800
#2D42A6
oklch(42.7% 0.162 269.2)
-
Step 900
900
#273984
oklch(37.6% 0.128 269.2)
-
Step 950
950
#17224D
oklch(26.9% 0.081 269.5)
#5778F8 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) | #2789FD | 0.050 |
| Deuteranopia (no green cones) | #007BF5 | 0.050 |
| Tritanopia (no blue cones) | #0096AD | 0.160 |
| Achromatopsia (no color) | #828282 | 0.195 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5778F8
#5778F8
oklch(61.6% 0.194 269.1)
- #A38000
#A38000
oklch(61.6% 0.126 89.4)
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 #5778F8, closest first.
No curated palette has a color within ΔE 0.04 of #5778F8.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower #6A79F7 ΔE 0.023
- Clear Blue #247AFD ΔE 0.040
- Soft Blue #6488EA ΔE 0.052
- Medium Slate Blue #7B68EE ΔE 0.057
- Royal Blue #4169E1 ΔE 0.057
- Neon Blue #4361EE ΔE 0.064
- Dodger Blue #1E90FF ΔE 0.064
- Cerulean Blue #056EEE ΔE 0.065
Use #5778F8 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.