#5788EB
Closest named color: Soft Blue (#6488EA). oklch(64% 0.158 262.9), rgb(87, 136, 235).
Aa
Black text reads best on this color (6.12:1).
About this color
#5788EB is a medium-light, vivid blue. In OKLCH its lightness is 64%, its chroma 0.158 and its hue 263°. Its hue sits on the cool side of the wheel. The nearest named color is Soft Blue (#6488EA), ΔE 0.014 away. Black text reads best on it, at 6.12:1.
| Hue family | Blues |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.158) |
| Temperature | cool |
| Nearest name | Soft Blue (#6488EA) |
| Black text | 6.12:1 |
| White text | 3.42:1 |
Values
| HEX | #5788EB |
| RGB | rgb(87, 136, 235) |
| HSL | hsl(220, 79%, 63%) |
| OKLCH | oklch(64% 0.158 262.9) |
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 #5788EB | 3.42:1 | AA large text | Lc -67.0 | Content text, not long reading |
| Black text on #5788EB | 6.12:1 | AA | Lc 42.5 | Non-text elements, placeholder text |
| #5788EB text on white | 3.42:1 | AA large text | Lc 61.5 | Content text, not long reading |
| #5788EB text on black | 6.12:1 | AA | Lc -40.2 | 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
#F2F6FD
oklch(97.2% 0.01 261.8)
-
Step 100
100
#E2EAF9
oklch(93.5% 0.022 263.2)
-
Step 200
200
#CADAF6
oklch(88.5% 0.042 261.7)
-
Step 300
300
#A6C1F3
oklch(80.8% 0.077 262.6)
-
Step 400
400
#779FEE
oklch(70.6% 0.124 263.1)
-
Step 500
500 (this color)
#5788EB
oklch(64% 0.158 262.9)
-
Step 600
600
#3A6CD6
oklch(55.5% 0.172 263)
-
Step 700
700
#2D5ABA
oklch(49.2% 0.16 263)
-
Step 800
800
#264A96
oklch(42.7% 0.132 263)
-
Step 900
900
#233F78
oklch(37.8% 0.103 262.8)
-
Step 950
950
#152546
oklch(27% 0.065 263.2)
#5788EB 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) | #5B92EF | 0.027 |
| Deuteranopia (no green cones) | #4484E9 | 0.022 |
| Tritanopia (no blue cones) | #009FAE | 0.133 |
| Achromatopsia (no color) | #8B8B8B | 0.158 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5788EB
#5788EB
oklch(64% 0.158 262.9)
- #B38300
#B38300
oklch(64% 0.132 82.6)
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 #5788EB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Blue #6488EA ΔE 0.014
- Dark Sky Blue #448EE4 ΔE 0.025
- Chefchaouen Blue #4895EF ΔE 0.034
- Cornflower Blue #6495ED ΔE 0.039
- Dodger Blue #1E90FF ΔE 0.045
- Cornflower #6A79F7 ΔE 0.047
- Clear Blue #247AFD ΔE 0.064
- Lavender Blue #8B88F8 ΔE 0.068
Use #5788EB 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.