#6594CE
Closest named color: Faded Blue (#658CBB). oklch(65.7% 0.101 254.3), rgb(101, 148, 206).
Aa
Black text reads best on this color (6.68:1).
About this color
#6594CE is a medium-light, moderately saturated blue. In OKLCH its lightness is 66%, its chroma 0.101 and its hue 254°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.032 away. Black text reads best on it, at 6.68:1.
| Hue family | Blues |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.101) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.68:1 |
| White text | 3.14:1 |
Values
| HEX | #6594CE |
| RGB | rgb(101, 148, 206) |
| HSL | hsl(213, 52%, 60%) |
| OKLCH | oklch(65.7% 0.101 254.3) |
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 #6594CE | 3.14:1 | AA large text | Lc -63.8 | Content text, not long reading |
| Black text on #6594CE | 6.68:1 | AA | Lc 45.7 | Large or bold text, headings |
| #6594CE text on white | 3.14:1 | AA large text | Lc 58.4 | Large or bold text, headings |
| #6594CE text on black | 6.68:1 | AA | Lc -43.3 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E4EBF4
oklch(93.7% 0.014 254.6)
-
Step 200
200
#CDDBEB
oklch(88.6% 0.027 251.7)
-
Step 300
300
#ABC3E1
oklch(80.9% 0.05 254.1)
-
Step 400
400
#7FA3D1
oklch(70.6% 0.079 254.8)
-
Step 500
500 (this color)
#6594CE
oklch(65.7% 0.101 254.3)
-
Step 600
600
#4375B2
oklch(55.6% 0.11 254.4)
-
Step 700
700
#346299
oklch(49% 0.102 254.1)
-
Step 800
800
#2C507C
oklch(42.6% 0.085 254.4)
-
Step 900
900
#284364
oklch(37.8% 0.066 254.2)
-
Step 950
950
#18273A
oklch(26.9% 0.041 254.8)
#6594CE 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) | #7D97D1 | 0.031 |
| Deuteranopia (no green cones) | #708DCD | 0.021 |
| Tritanopia (no blue cones) | #31A1A8 | 0.089 |
| Achromatopsia (no color) | #919191 | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6594CE
#6594CE
oklch(65.7% 0.101 254.3)
- #B68845
#B68845
oklch(65.8% 0.101 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 #6594CE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.032
- Cornflower Blue #6495ED ΔE 0.046
- Dark Sky Blue #448EE4 ΔE 0.051
- Chefchaouen Blue #4895EF ΔE 0.054
- Silver Lake Blue #778DA9 ΔE 0.056
- Soft Blue #6488EA ΔE 0.059
- Dusty Blue #5A86AD ΔE 0.060
- Cool Blue #4984B8 ΔE 0.062
Use #6594CE 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.