#6593F7
Closest named color: Cornflower Blue (#6495ED). oklch(67.7% 0.157 264), rgb(101, 147, 247).
Aa
Black text reads best on this color (7.06:1).
About this color
#6593F7 is a medium-light, vivid blue. In OKLCH its lightness is 68%, its chroma 0.157 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.017 away. Black text reads best on it, at 7.06:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.157) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.06:1 |
| White text | 2.97:1 |
Values
| HEX | #6593F7 |
| RGB | rgb(101, 147, 247) |
| HSL | hsl(221, 90%, 68%) |
| OKLCH | oklch(67.7% 0.157 264) |
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 #6593F7 | 2.97:1 | Fails | Lc -61.4 | Content text, not long reading |
| Black text on #6593F7 | 7.06:1 | AAA | Lc 48.0 | Large or bold text, headings |
| #6593F7 text on white | 2.97:1 | Fails | Lc 56.1 | Large or bold text, headings |
| #6593F7 text on black | 7.06:1 | AAA | Lc -45.7 | 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
#F1F6FF
oklch(97.2% 0.013 262.4)
-
Step 100
100
#E0EAFE
oklch(93.6% 0.029 264.4)
-
Step 200
200
#C7DAFE
oklch(88.6% 0.054 263.2)
-
Step 300
300
#A1C0FF
oklch(80.8% 0.096 264.1)
-
Step 400
400 (this color)
#6593F7
oklch(67.7% 0.157 264)
-
Step 500
500
#4A80FF
oklch(63.1% 0.198 264.2)
-
Step 600
600
#2D65F0
oklch(55.6% 0.217 263.9)
-
Step 700
700
#2152D1
oklch(49% 0.203 264.1)
-
Step 800
800
#1D44A9
oklch(42.6% 0.168 264.3)
-
Step 900
900
#1C3B86
oklch(37.7% 0.131 264.1)
-
Step 950
950
#11234E
oklch(26.9% 0.083 264.4)
#6593F7 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) | #679DFB | 0.026 |
| Deuteranopia (no green cones) | #538FF5 | 0.022 |
| Tritanopia (no blue cones) | #00A9B9 | 0.135 |
| Achromatopsia (no color) | #969696 | 0.157 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6593F7
#6593F7
oklch(67.7% 0.157 264)
- #BF8E00
#BF8E00
oklch(67.6% 0.139 83.9)
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 #6593F7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.017
- Chefchaouen Blue #4895EF ΔE 0.030
- Soft Blue #6488EA ΔE 0.032
- Dark Sky Blue #448EE4 ΔE 0.046
- Lavender Blue #8B88F8 ΔE 0.051
- Dodger Blue #1E90FF ΔE 0.053
- Perrywinkle #8F8CE7 ΔE 0.055
- Periwinkle Blue #8F99FB ΔE 0.055
Use #6593F7 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.