#6594E2
Closest named color: Cornflower Blue (#6495ED). oklch(66.7% 0.127 260.1), rgb(101, 148, 226).
Aa
Black text reads best on this color (6.88:1).
About this color
#6594E2 is a medium-light, moderately saturated blue. In OKLCH its lightness is 67%, its chroma 0.127 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.016 away. Black text reads best on it, at 6.88:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.127) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 6.88:1 |
| White text | 3.04:1 |
Values
| HEX | #6594E2 |
| RGB | rgb(101, 148, 226) |
| HSL | hsl(217, 68%, 64%) |
| OKLCH | oklch(66.7% 0.127 260.1) |
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 #6594E2 | 3.04:1 | AA large text | Lc -62.5 | Content text, not long reading |
| Black text on #6594E2 | 6.88:1 | AA | Lc 46.9 | Large or bold text, headings |
| #6594E2 text on white | 3.04:1 | AA large text | Lc 57.2 | Large or bold text, headings |
| #6594E2 text on black | 6.88:1 | AA | Lc -44.6 | 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
#CCDAF1
oklch(88.5% 0.035 260.4)
-
Step 300
300
#AAC2EA
oklch(81% 0.063 260.6)
-
Step 400
400
#7CA1DF
oklch(70.6% 0.1 260.4)
-
Step 500
500 (this color)
#6594E2
oklch(66.7% 0.127 260.1)
-
Step 600
600
#4071C3
oklch(55.5% 0.138 260.1)
-
Step 700
700
#325EA9
oklch(49% 0.13 260.4)
-
Step 800
800
#2A4D89
oklch(42.6% 0.108 260.5)
-
Step 900
900
#26416D
oklch(37.7% 0.083 259.7)
-
Step 950
950
#172640
oklch(27% 0.053 260.8)
#6594E2 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) | #749AE5 | 0.025 |
| Deuteranopia (no green cones) | #658EE0 | 0.016 |
| Tritanopia (no blue cones) | #0FA5B0 | 0.114 |
| Achromatopsia (no color) | #949494 | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6594E2
#6594E2
oklch(66.7% 0.127 260.1)
- #BD8A23
#BD8A23
oklch(66.7% 0.127 79.7)
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 #6594E2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.016
- Chefchaouen Blue #4895EF ΔE 0.031
- Soft Blue #6488EA ΔE 0.037
- Dark Sky Blue #448EE4 ΔE 0.037
- Perrywinkle #8F8CE7 ΔE 0.055
- Faded Blue #658CBB ΔE 0.058
- Periwinkle Blue #8F99FB ΔE 0.066
- Lavender Blue #8B88F8 ΔE 0.067
Use #6594E2 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.