#6197BB
Closest named color: Faded Blue (#658CBB). oklch(65.3% 0.079 238.8), rgb(97, 151, 187).
Aa
Black text reads best on this color (6.65:1).
About this color
#6197BB is a medium-light, moderately saturated blue. In OKLCH its lightness is 65%, its chroma 0.079 and its hue 239°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.031 away. Black text reads best on it, at 6.65:1.
| Hue family | Blues |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.079) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.65:1 |
| White text | 3.15:1 |
Values
| HEX | #6197BB |
| RGB | rgb(97, 151, 187) |
| HSL | hsl(204, 40%, 56%) |
| OKLCH | oklch(65.3% 0.079 238.8) |
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 #6197BB | 3.15:1 | AA large text | Lc -64.0 | Content text, not long reading |
| Black text on #6197BB | 6.65:1 | AA | Lc 45.5 | Large or bold text, headings |
| #6197BB text on white | 3.15:1 | AA large text | Lc 58.6 | Large or bold text, headings |
| #6197BB text on black | 6.65:1 | AA | Lc -43.2 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E3EBF1
oklch(93.6% 0.012 239.9)
-
Step 200
200
#CDDBE6
oklch(88.4% 0.021 241.4)
-
Step 300
300
#ABC5D7
oklch(81% 0.038 238.2)
-
Step 400
400
#7DA7C3
oklch(70.8% 0.061 237.9)
-
Step 500
500 (this color)
#6197BB
oklch(65.3% 0.079 238.8)
-
Step 600
600
#3F7AA0
oklch(55.6% 0.085 239.1)
-
Step 700
700
#306789
oklch(49.2% 0.08 238.5)
-
Step 800
800
#29546F
oklch(42.7% 0.066 238.5)
-
Step 900
900
#26455A
oklch(37.6% 0.052 239.7)
-
Step 950
950
#172935
oklch(27.1% 0.033 238.8)
#6197BB 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) | #8796BD | 0.046 |
| Deuteranopia (no green cones) | #7B8DBA | 0.038 |
| Tritanopia (no blue cones) | #36A0A3 | 0.063 |
| Achromatopsia (no color) | #919191 | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6197BB
#6197BB
oklch(65.3% 0.079 238.8)
- #B4845F
#B4845F
oklch(65.2% 0.078 58.5)
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 #6197BB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.031
- Silver Lake Blue #778DA9 ΔE 0.038
- Blue Grey #758DA3 ΔE 0.042
- Greyblue #77A1B5 ΔE 0.042
- Dusty Blue #5A86AD ΔE 0.050
- Cadet Blue #5F9EA0 ΔE 0.052
- Cool Gray #8D99AE ΔE 0.056
- Off Blue #5684AE ΔE 0.057
Use #6197BB 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.