#6593F0
Closest named color: Cornflower Blue (#6495ED). oklch(67.3% 0.147 263.1), rgb(101, 147, 240).
Aa
Black text reads best on this color (6.98:1).
About this color
#6593F0 is a medium-light, vivid blue. In OKLCH its lightness is 67%, its chroma 0.147 and its hue 263°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.008 away. Black text reads best on it, at 6.98:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.147) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 6.98:1 |
| White text | 3.00:1 |
Values
| HEX | #6593F0 |
| RGB | rgb(101, 147, 240) |
| HSL | hsl(220, 82%, 67%) |
| OKLCH | oklch(67.3% 0.147 263.1) |
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 #6593F0 | 3.00:1 | AA large text | Lc -61.9 | Content text, not long reading |
| Black text on #6593F0 | 6.98:1 | AA | Lc 47.5 | Large or bold text, headings |
| #6593F0 text on white | 3.00:1 | AA large text | Lc 56.6 | Large or bold text, headings |
| #6593F0 text on black | 6.98:1 | AA | Lc -45.2 | Large or bold text, headings |
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 400.
-
Step 50
50
#F1F6FE
oklch(97.2% 0.012 259.8)
-
Step 100
100
#E1EAFC
oklch(93.6% 0.026 264.4)
-
Step 200
200
#C8DAFC
oklch(88.6% 0.051 263.2)
-
Step 300
300
#A1C1FD
oklch(80.9% 0.092 262.7)
-
Step 400
400 (this color)
#6593F0
oklch(67.3% 0.147 263.1)
-
Step 500
500
#4A82F9
oklch(63.1% 0.188 263.1)
-
Step 600
600
#2E68E8
oklch(55.6% 0.204 263.1)
-
Step 700
700
#2155CA
oklch(49% 0.19 263.1)
-
Step 800
800
#1D47A3
oklch(42.7% 0.156 263)
-
Step 900
900
#1D3D82
oklch(37.9% 0.123 263.1)
-
Step 950
950
#11244C
oklch(27% 0.078 263.1)
#6593F0 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) | #6B9CF4 | 0.025 |
| Deuteranopia (no green cones) | #598FEE | 0.018 |
| Tritanopia (no blue cones) | #00A8B6 | 0.130 |
| Achromatopsia (no color) | #959595 | 0.147 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6593F0
#6593F0
oklch(67.3% 0.147 263.1)
- #BF8D00
#BF8D00
oklch(67.4% 0.138 83.3)
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 #6593F0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.008
- Chefchaouen Blue #4895EF ΔE 0.026
- Soft Blue #6488EA ΔE 0.029
- Dark Sky Blue #448EE4 ΔE 0.040
- Perrywinkle #8F8CE7 ΔE 0.053
- Lavender Blue #8B88F8 ΔE 0.054
- Dodger Blue #1E90FF ΔE 0.056
- Periwinkle Blue #8F99FB ΔE 0.057
Use #6593F0 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.