#6595EF
Closest named color: Cornflower Blue (#6495ED). oklch(67.6% 0.144 262), rgb(101, 149, 239).
Aa
Black text reads best on this color (7.09:1).
About this color
#6595EF is a medium-light, vivid blue. In OKLCH its lightness is 68%, its chroma 0.144 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.003 away. Black text reads best on it, at 7.09:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.144) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.09:1 |
| White text | 2.95:1 |
Values
| HEX | #6595EF |
| RGB | rgb(101, 149, 239) |
| HSL | hsl(219, 81%, 67%) |
| OKLCH | oklch(67.6% 0.144 262) |
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 #6595EF | 2.95:1 | Fails | Lc -61.3 | Content text, not long reading |
| Black text on #6595EF | 7.09:1 | AAA | Lc 48.1 | Large or bold text, headings |
| #6595EF text on white | 2.95:1 | Fails | Lc 55.9 | Large or bold text, headings |
| #6595EF text on black | 7.09:1 | AAA | Lc -45.9 | 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
#C7DAFB
oklch(88.5% 0.05 261.5)
-
Step 300
300
#A1C1FB
oklch(80.8% 0.09 262.1)
-
Step 400
400 (this color)
#6595EF
oklch(67.6% 0.144 262)
-
Step 500
500
#4883F7
oklch(63.1% 0.184 262.2)
-
Step 600
600
#2B69E6
oklch(55.6% 0.201 262.2)
-
Step 700
700
#1E57C8
oklch(49.2% 0.186 262)
-
Step 800
800
#1A48A1
oklch(42.7% 0.153 261.8)
-
Step 900
900
#1B3D80
oklch(37.6% 0.12 262.1)
-
Step 950
950
#11254B
oklch(27.1% 0.075 261.8)
#6595EF 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) | #6F9DF3 | 0.025 |
| Deuteranopia (no green cones) | #5D90ED | 0.017 |
| Tritanopia (no blue cones) | #00A9B7 | 0.126 |
| Achromatopsia (no color) | #969696 | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6595EF
#6595EF
oklch(67.6% 0.144 262)
- #C18D00
#C18D00
oklch(67.6% 0.139 82.3)
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 #6595EF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.003
- Chefchaouen Blue #4895EF ΔE 0.026
- Soft Blue #6488EA ΔE 0.034
- Dark Sky Blue #448EE4 ΔE 0.042
- Perrywinkle #8F8CE7 ΔE 0.054
- Periwinkle Blue #8F99FB ΔE 0.056
- Lavender Blue #8B88F8 ΔE 0.057
- Dodger Blue #1E90FF ΔE 0.058
Use #6595EF 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.