#5983D9
Closest named color: Soft Blue (#6488EA). oklch(62% 0.139 263.3), rgb(89, 131, 217).
Aa
Black text reads best on this color (5.67:1).
About this color
#5983D9 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 62%, its chroma 0.139 and its hue 263°. Its hue sits on the cool side of the wheel. The nearest named color is Soft Blue (#6488EA), ΔE 0.031 away. Black text reads best on it, at 5.67:1.
| Hue family | Blues |
| Lightness | medium-dark (62%) |
| Chroma | moderately saturated (0.139) |
| Temperature | cool |
| Nearest name | Soft Blue (#6488EA) |
| Black text | 5.67:1 |
| White text | 3.70:1 |
Values
| HEX | #5983D9 |
| RGB | rgb(89, 131, 217) |
| HSL | hsl(220, 63%, 60%) |
| OKLCH | oklch(62% 0.139 263.3) |
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 #5983D9 | 3.70:1 | AA large text | Lc -69.9 | Content text, not long reading |
| Black text on #5983D9 | 5.67:1 | AA | Lc 39.7 | Non-text elements, placeholder text |
| #5983D9 text on white | 3.70:1 | AA large text | Lc 64.4 | Content text, not long reading |
| #5983D9 text on black | 5.67:1 | AA | Lc -37.3 | 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
#F2F6FC
oklch(97.2% 0.009 258.3)
-
Step 100
100
#E3EAF7
oklch(93.6% 0.019 263)
-
Step 200
200
#CCDAF3
oklch(88.6% 0.038 262.1)
-
Step 300
300
#AAC1ED
oklch(80.9% 0.067 263.3)
-
Step 400
400
#7DA0E5
oklch(70.8% 0.109 263.3)
-
Step 500
500 (this color)
#5983D9
oklch(62% 0.139 263.3)
-
Step 600
600
#436ECA
oklch(55.5% 0.151 263.4)
-
Step 700
700
#355CAF
oklch(49.1% 0.14 263.3)
-
Step 800
800
#2C4B8E
oklch(42.6% 0.117 263.5)
-
Step 900
900
#273F71
oklch(37.5% 0.091 263.3)
-
Step 950
950
#172542
oklch(26.8% 0.058 263.5)
#5983D9 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) | #5E8BDC | 0.023 |
| Deuteranopia (no green cones) | #4D7FD7 | 0.018 |
| Tritanopia (no blue cones) | #0096A3 | 0.121 |
| Achromatopsia (no color) | #858585 | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5983D9
#5983D9
oklch(62% 0.139 263.3)
- #AB7E00
#AB7E00
oklch(62.1% 0.128 83.4)
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 #5983D9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Blue #6488EA ΔE 0.031
- Dark Sky Blue #448EE4 ΔE 0.033
- Chefchaouen Blue #4895EF ΔE 0.052
- Water Blue #0E87CC ΔE 0.054
- Cornflower Blue #6495ED ΔE 0.055
- Cool Blue #4984B8 ΔE 0.056
- Cornflower #6A79F7 ΔE 0.058
- Faded Blue #658CBB ΔE 0.059
Use #5983D9 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.