#5F90CF
Closest named color: Faded Blue (#658CBB). oklch(64.5% 0.109 255.2), rgb(95, 144, 207).
Aa
Black text reads best on this color (6.37:1).
About this color
#5F90CF is a medium-light, moderately saturated blue. In OKLCH its lightness is 65%, its chroma 0.109 and its hue 255°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.030 away. Black text reads best on it, at 6.37:1.
| Hue family | Blues |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.109) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.37:1 |
| White text | 3.29:1 |
Values
| HEX | #5F90CF |
| RGB | rgb(95, 144, 207) |
| HSL | hsl(214, 54%, 59%) |
| OKLCH | oklch(64.5% 0.109 255.2) |
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 #5F90CF | 3.29:1 | AA large text | Lc -65.6 | Content text, not long reading |
| Black text on #5F90CF | 6.37:1 | AA | Lc 43.9 | Non-text elements, placeholder text |
| #5F90CF text on white | 3.29:1 | AA large text | Lc 60.2 | Content text, not long reading |
| #5F90CF text on black | 6.37:1 | AA | Lc -41.6 | 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
#E3EBF4
oklch(93.7% 0.015 251.2)
-
Step 200
200
#CCDBED
oklch(88.6% 0.03 253)
-
Step 300
300
#AAC3E3
oklch(80.9% 0.053 254.7)
-
Step 400
400
#7DA3D5
oklch(70.7% 0.085 255.5)
-
Step 500
500 (this color)
#5F90CF
oklch(64.5% 0.109 255.2)
-
Step 600
600
#4075B7
oklch(55.7% 0.118 254.9)
-
Step 700
700
#32629E
oklch(49.2% 0.11 255.1)
-
Step 800
800
#2A5080
oklch(42.8% 0.091 255.2)
-
Step 900
900
#264367
oklch(37.8% 0.071 254.7)
-
Step 950
950
#17273C
oklch(27% 0.045 255.6)
#5F90CF 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) | #7794D2 | 0.031 |
| Deuteranopia (no green cones) | #6889CE | 0.020 |
| Tritanopia (no blue cones) | #1B9EA6 | 0.096 |
| Achromatopsia (no color) | #8E8E8E | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5F90CF
#5F90CF
oklch(64.5% 0.109 255.2)
- #B48339
#B48339
oklch(64.4% 0.108 74.7)
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 #5F90CF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.030
- Dark Sky Blue #448EE4 ΔE 0.040
- Cornflower Blue #6495ED ΔE 0.046
- Chefchaouen Blue #4895EF ΔE 0.049
- Soft Blue #6488EA ΔE 0.051
- Cool Blue #4984B8 ΔE 0.052
- Dusty Blue #5A86AD ΔE 0.054
- Off Blue #5684AE ΔE 0.057
Use #5F90CF 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.