#7597DD
Closest named color: Cornflower Blue (#6495ED). oklch(68% 0.111 263.9), rgb(117, 151, 221).
Aa
Black text reads best on this color (7.22:1).
About this color
#7597DD is a medium-light, moderately saturated blue. In OKLCH its lightness is 68%, its chroma 0.111 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.031 away. Black text reads best on it, at 7.22:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.111) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.22:1 |
| White text | 2.90:1 |
Values
| HEX | #7597DD |
| RGB | rgb(117, 151, 221) |
| HSL | hsl(220, 60%, 66%) |
| OKLCH | oklch(68% 0.111 263.9) |
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 #7597DD | 2.90:1 | Fails | Lc -60.6 | Content text, not long reading |
| Black text on #7597DD | 7.22:1 | AAA | Lc 48.7 | Large or bold text, headings |
| #7597DD text on white | 2.90:1 | Fails | Lc 55.3 | Large or bold text, headings |
| #7597DD text on black | 7.22:1 | AAA | Lc -46.5 | 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
#F2F6FC
oklch(97.2% 0.009 258.3)
-
Step 100
100
#E3EAF8
oklch(93.6% 0.02 264.5)
-
Step 200
200
#CCDAF3
oklch(88.6% 0.038 262.1)
-
Step 300
300
#AAC1EE
oklch(80.9% 0.069 263.7)
-
Step 400
400 (this color)
#7597DD
oklch(68% 0.111 263.9)
-
Step 500
500
#5D86DF
oklch(63.2% 0.142 264.1)
-
Step 600
600
#436ECC
oklch(55.6% 0.153 263.7)
-
Step 700
700
#355BB1
oklch(49.1% 0.144 263.9)
-
Step 800
800
#2C4B8F
oklch(42.7% 0.118 263.7)
-
Step 900
900
#283F72
oklch(37.7% 0.092 264.2)
-
Step 950
950
#172543
oklch(26.9% 0.059 264)
#7597DD 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) | #7D9DE0 | 0.020 |
| Deuteranopia (no green cones) | #7293DB | 0.012 |
| Tritanopia (no blue cones) | #4BA6B0 | 0.100 |
| Achromatopsia (no color) | #979797 | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7597DD
#7597DD
oklch(68% 0.111 263.9)
- #B9923F
#B9923F
oklch(68.1% 0.111 83.6)
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 #7597DD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.031
- Perrywinkle #8F8CE7 ΔE 0.047
- Chefchaouen Blue #4895EF ΔE 0.052
- Soft Blue #6488EA ΔE 0.054
- Periwinkle Blue #8F99FB ΔE 0.057
- Dark Sky Blue #448EE4 ΔE 0.059
- Faded Blue #658CBB ΔE 0.059
- Lavender Blue #8B88F8 ΔE 0.067
Use #7597DD 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.