#5D90C7
Closest named color: Faded Blue (#658CBB). oklch(64% 0.1 251.3), rgb(93, 144, 199).
Aa
Black text reads best on this color (6.27:1).
About this color
#5D90C7 is a medium-light, moderately saturated blue. In OKLCH its lightness is 64%, its chroma 0.100 and its hue 251°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.019 away. Black text reads best on it, at 6.27:1.
| Hue family | Blues |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.100) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.27:1 |
| White text | 3.34:1 |
Values
| HEX | #5D90C7 |
| RGB | rgb(93, 144, 199) |
| HSL | hsl(211, 49%, 57%) |
| OKLCH | oklch(64% 0.1 251.3) |
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 #5D90C7 | 3.34:1 | AA large text | Lc -66.2 | Content text, not long reading |
| Black text on #5D90C7 | 6.27:1 | AA | Lc 43.3 | Non-text elements, placeholder text |
| #5D90C7 text on white | 3.34:1 | AA large text | Lc 60.7 | Content text, not long reading |
| #5D90C7 text on black | 6.27:1 | AA | Lc -41.0 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E3EBF3
oklch(93.6% 0.014 248)
-
Step 200
200
#CDDBEB
oklch(88.6% 0.027 251.7)
-
Step 300
300
#AAC3E0
oklch(80.8% 0.049 252.3)
-
Step 400
400
#7CA4D0
oklch(70.6% 0.078 251.3)
-
Step 500
500 (this color)
#5D90C7
oklch(64% 0.1 251.3)
-
Step 600
600
#3F76B0
oklch(55.5% 0.108 251.5)
-
Step 700
700
#316398
oklch(49.1% 0.101 251.8)
-
Step 800
800
#29517B
oklch(42.7% 0.084 251.4)
-
Step 900
900
#264363
oklch(37.6% 0.065 252.1)
-
Step 950
950
#17283A
oklch(27.1% 0.041 250.8)
#5D90C7 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) | #7A92C9 | 0.035 |
| Deuteranopia (no green cones) | #6C88C6 | 0.026 |
| Tritanopia (no blue cones) | #1F9DA3 | 0.087 |
| Achromatopsia (no color) | #8C8C8C | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5D90C7
#5D90C7
oklch(64% 0.1 251.3)
- #B28243
#B28243
oklch(64.1% 0.1 71.8)
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 #5D90C7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.019
- Dusty Blue #5A86AD ΔE 0.044
- Cool Blue #4984B8 ΔE 0.045
- Off Blue #5684AE ΔE 0.047
- Dark Sky Blue #448EE4 ΔE 0.050
- Silver Lake Blue #778DA9 ΔE 0.051
- Steel Blue #4682B4 ΔE 0.053
- Blue Grey #758DA3 ΔE 0.057
Use #5D90C7 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.