#6595DF
Closest named color: Cornflower Blue (#6495ED). oklch(66.8% 0.122 258.8), rgb(101, 149, 223).
Aa
Black text reads best on this color (6.91:1).
About this color
#6595DF is a medium-light, moderately saturated blue. In OKLCH its lightness is 67%, its chroma 0.122 and its hue 259°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.021 away. Black text reads best on it, at 6.91:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.122) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 6.91:1 |
| White text | 3.03:1 |
Values
| HEX | #6595DF |
| RGB | rgb(101, 149, 223) |
| HSL | hsl(216, 66%, 64%) |
| OKLCH | oklch(66.8% 0.122 258.8) |
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 #6595DF | 3.03:1 | AA large text | Lc -62.4 | Content text, not long reading |
| Black text on #6595DF | 6.91:1 | AA | Lc 47.1 | Large or bold text, headings |
| #6595DF text on white | 3.03:1 | AA large text | Lc 57.0 | Large or bold text, headings |
| #6595DF text on black | 6.91:1 | AA | Lc -44.8 | 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
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E3EAF6
oklch(93.5% 0.018 261.3)
-
Step 200
200
#CCDAF0
oklch(88.5% 0.034 259.4)
-
Step 300
300
#AAC2E8
oklch(80.9% 0.06 259.5)
-
Step 400
400
#7CA2DC
oklch(70.7% 0.095 258.6)
-
Step 500
500 (this color)
#6595DF
oklch(66.8% 0.122 258.8)
-
Step 600
600
#4072C0
oklch(55.6% 0.133 259)
-
Step 700
700
#325FA6
oklch(49.1% 0.124 259.2)
-
Step 800
800
#2A4E86
oklch(42.7% 0.102 259)
-
Step 900
900
#26416B
oklch(37.6% 0.08 258.9)
-
Step 950
950
#17273F
oklch(27.2% 0.05 258.3)
#6595DF 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) | #779AE2 | 0.026 |
| Deuteranopia (no green cones) | #688FDD | 0.016 |
| Tritanopia (no blue cones) | #17A5B0 | 0.108 |
| Achromatopsia (no color) | #949494 | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6595DF
#6595DF
oklch(66.8% 0.122 258.8)
- #BD8A2D
#BD8A2D
oklch(66.7% 0.122 78.3)
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 #6595DF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.021
- Chefchaouen Blue #4895EF ΔE 0.034
- Dark Sky Blue #448EE4 ΔE 0.040
- Soft Blue #6488EA ΔE 0.042
- Faded Blue #658CBB ΔE 0.055
- Perrywinkle #8F8CE7 ΔE 0.058
- Periwinkle Blue #8F99FB ΔE 0.068
- Lavender Blue #8B88F8 ΔE 0.071
Use #6595DF 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.