#6593CA
Closest named color: Faded Blue (#658CBB). oklch(65.3% 0.097 253.5), rgb(101, 147, 202).
Aa
Black text reads best on this color (6.57:1).
About this color
#6593CA is a medium-light, moderately saturated blue. In OKLCH its lightness is 65%, its chroma 0.097 and its hue 254°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.026 away. Black text reads best on it, at 6.57:1.
| Hue family | Blues |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.097) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.57:1 |
| White text | 3.19:1 |
Values
| HEX | #6593CA |
| RGB | rgb(101, 147, 202) |
| HSL | hsl(213, 49%, 59%) |
| OKLCH | oklch(65.3% 0.097 253.5) |
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 #6593CA | 3.19:1 | AA large text | Lc -64.4 | Content text, not long reading |
| Black text on #6593CA | 6.57:1 | AA | Lc 45.1 | Large or bold text, headings |
| #6593CA text on white | 3.19:1 | AA large text | Lc 59.0 | Large or bold text, headings |
| #6593CA text on black | 6.57:1 | AA | Lc -42.7 | 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
#F3F6FA
oklch(97.2% 0.006 255.5)
-
Step 100
100
#E4EBF3
oklch(93.7% 0.013 251.6)
-
Step 200
200
#CDDBEB
oklch(88.6% 0.027 251.7)
-
Step 300
300
#ACC3DF
oklch(80.9% 0.047 253.5)
-
Step 400
400
#7FA4CF
oklch(70.7% 0.075 252.6)
-
Step 500
500 (this color)
#6593CA
oklch(65.3% 0.097 253.5)
-
Step 600
600
#4476AF
oklch(55.7% 0.104 252.9)
-
Step 700
700
#366397
oklch(49.2% 0.098 253.3)
-
Step 800
800
#2D517A
oklch(42.8% 0.08 252.9)
-
Step 900
900
#294362
oklch(37.7% 0.062 253.6)
-
Step 950
950
#18273A
oklch(26.9% 0.041 254.8)
#6593CA 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) | #7D96CC | 0.031 |
| Deuteranopia (no green cones) | #718CC9 | 0.022 |
| Tritanopia (no blue cones) | #359FA6 | 0.084 |
| Achromatopsia (no color) | #909090 | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6593CA
#6593CA
oklch(65.3% 0.097 253.5)
- #B48748
#B48748
oklch(65.4% 0.098 73.9)
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 #6593CA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.026
- Silver Lake Blue #778DA9 ΔE 0.050
- Cornflower Blue #6495ED ΔE 0.052
- Dark Sky Blue #448EE4 ΔE 0.054
- Dusty Blue #5A86AD ΔE 0.054
- Blue Grey #758DA3 ΔE 0.058
- Cool Blue #4984B8 ΔE 0.058
- Off Blue #5684AE ΔE 0.058
Use #6593CA 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.