#5D81E5
Closest named color: Soft Blue (#6488EA). oklch(62.5% 0.156 267), rgb(93, 129, 229).
Aa
Black text reads best on this color (5.73:1).
About this color
#5D81E5 is a medium-light, vivid blue. In OKLCH its lightness is 62%, its chroma 0.156 and its hue 267°. Its hue sits on the cool side of the wheel. The nearest named color is Soft Blue (#6488EA), ΔE 0.022 away. Black text reads best on it, at 5.73:1.
| Hue family | Blues |
| Lightness | medium-light (62%) |
| Chroma | vivid (0.156) |
| Temperature | cool |
| Nearest name | Soft Blue (#6488EA) |
| Black text | 5.73:1 |
| White text | 3.66:1 |
Values
| HEX | #5D81E5 |
| RGB | rgb(93, 129, 229) |
| HSL | hsl(224, 72%, 63%) |
| OKLCH | oklch(62.5% 0.156 267) |
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 #5D81E5 | 3.66:1 | AA large text | Lc -69.5 | Content text, not long reading |
| Black text on #5D81E5 | 5.73:1 | AA | Lc 40.1 | Non-text elements, placeholder text |
| #5D81E5 text on white | 3.66:1 | AA large text | Lc 64.0 | Content text, not long reading |
| #5D81E5 text on black | 5.73:1 | AA | Lc -37.7 | 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
#E3EAF9
oklch(93.6% 0.022 265.8)
-
Step 200
200
#CCD9F6
oklch(88.5% 0.042 266.3)
-
Step 300
300
#AAC0F3
oklch(80.9% 0.076 266.5)
-
Step 400
400
#7E9DED
oklch(70.6% 0.123 267.1)
-
Step 500
500 (this color)
#5D81E5
oklch(62.5% 0.156 267)
-
Step 600
600
#466AD5
oklch(55.5% 0.169 266.8)
-
Step 700
700
#3858B9
oklch(49.2% 0.158 266.8)
-
Step 800
800
#2F4896
oklch(42.7% 0.131 267.3)
-
Step 900
900
#293D77
oklch(37.6% 0.102 267.1)
-
Step 950
950
#182446
oklch(26.9% 0.065 267.3)
#5D81E5 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) | #538CE9 | 0.028 |
| Deuteranopia (no green cones) | #4080E3 | 0.029 |
| Tritanopia (no blue cones) | #0097A8 | 0.135 |
| Achromatopsia (no color) | #868686 | 0.156 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5D81E5
#5D81E5
oklch(62.5% 0.156 267)
- #A98100
#A98100
oklch(62.5% 0.128 86.7)
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 #5D81E5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Blue #6488EA ΔE 0.022
- Cornflower #6A79F7 ΔE 0.038
- Dark Sky Blue #448EE4 ΔE 0.039
- Chefchaouen Blue #4895EF ΔE 0.052
- Cornflower Blue #6495ED ΔE 0.054
- Dodger Blue #1E90FF ΔE 0.060
- Clear Blue #247AFD ΔE 0.063
- Water Blue #0E87CC ΔE 0.069
Use #5D81E5 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.