#6197DB
Closest named color: Cornflower Blue (#6495ED). oklch(66.8% 0.117 254.8), rgb(97, 151, 219).
Aa
Black text reads best on this color (6.95:1).
About this color
#6197DB is a medium-light, moderately saturated blue. In OKLCH its lightness is 67%, its chroma 0.117 and its hue 255°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.029 away. Black text reads best on it, at 6.95:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.117) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 6.95:1 |
| White text | 3.01:1 |
Values
| HEX | #6197DB |
| RGB | rgb(97, 151, 219) |
| HSL | hsl(213, 63%, 62%) |
| OKLCH | oklch(66.8% 0.117 254.8) |
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 #6197DB | 3.01:1 | AA large text | Lc -62.1 | Content text, not long reading |
| Black text on #6197DB | 6.95:1 | AA | Lc 47.3 | Large or bold text, headings |
| #6197DB text on white | 3.01:1 | AA large text | Lc 56.8 | Large or bold text, headings |
| #6197DB text on black | 6.95:1 | AA | Lc -45.0 | 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 500.
-
Step 50
50
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E3EBF5
oklch(93.7% 0.016 253.9)
-
Step 200
200
#CBDBEE
oklch(88.5% 0.031 252.7)
-
Step 300
300
#A8C3E6
oklch(80.9% 0.058 255)
-
Step 400
400
#79A3D9
oklch(70.6% 0.092 255)
-
Step 500
500 (this color)
#6197DB
oklch(66.8% 0.117 254.8)
-
Step 600
600
#3A74BC
oklch(55.5% 0.128 255.1)
-
Step 700
700
#2C61A2
oklch(49% 0.119 255.1)
-
Step 800
800
#265083
oklch(42.8% 0.097 254.7)
-
Step 900
900
#234369
oklch(37.8% 0.076 253.9)
-
Step 950
950
#15273E
oklch(27% 0.049 255.2)
#6197DB 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) | #7B9BDE | 0.033 |
| Deuteranopia (no green cones) | #6C8FDA | 0.023 |
| Tritanopia (no blue cones) | #00A6AF | 0.103 |
| Achromatopsia (no color) | #949494 | 0.117 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6197DB
#6197DB
oklch(66.8% 0.117 254.8)
- #BE8937
#BE8937
oklch(66.7% 0.117 74.9)
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 #6197DB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.029
- Chefchaouen Blue #4895EF ΔE 0.038
- Dark Sky Blue #448EE4 ΔE 0.042
- Soft Blue #6488EA ΔE 0.050
- Faded Blue #658CBB ΔE 0.050
- Perrywinkle #8F8CE7 ΔE 0.065
- Greyblue #77A1B5 ΔE 0.074
- Silver Lake Blue #778DA9 ΔE 0.075
Use #6197DB 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.