#6697C4
Closest named color: Faded Blue (#658CBB). oklch(65.9% 0.086 247.2), rgb(102, 151, 196).
Aa
Black text reads best on this color (6.78:1).
About this color
#6697C4 is a medium-light, moderately saturated blue. In OKLCH its lightness is 66%, its chroma 0.086 and its hue 247°. 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 6.78:1.
| Hue family | Blues |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.086) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.78:1 |
| White text | 3.09:1 |
Values
| HEX | #6697C4 |
| RGB | rgb(102, 151, 196) |
| HSL | hsl(209, 44%, 58%) |
| OKLCH | oklch(65.9% 0.086 247.2) |
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 #6697C4 | 3.09:1 | AA large text | Lc -63.2 | Content text, not long reading |
| Black text on #6697C4 | 6.78:1 | AA | Lc 46.3 | Large or bold text, headings |
| #6697C4 text on white | 3.09:1 | AA large text | Lc 57.8 | Large or bold text, headings |
| #6697C4 text on black | 6.78:1 | AA | Lc -44.0 | 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E4EBF2
oklch(93.7% 0.012 248)
-
Step 200
200
#CDDBE8
oklch(88.5% 0.023 246.1)
-
Step 300
300
#ACC4DB
oklch(81% 0.042 247.2)
-
Step 400
400
#7FA5C9
oklch(70.7% 0.067 247.4)
-
Step 500
500 (this color)
#6697C4
oklch(65.9% 0.086 247.2)
-
Step 600
600
#4378A7
oklch(55.7% 0.093 247.1)
-
Step 700
700
#34658F
oklch(49.2% 0.086 246.6)
-
Step 800
800
#2C5274
oklch(42.6% 0.072 247.3)
-
Step 900
900
#28445E
oklch(37.7% 0.056 247.8)
-
Step 950
950
#182837
oklch(27% 0.035 247.7)
#6697C4 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) | #8598C6 | 0.038 |
| Deuteranopia (no green cones) | #788EC3 | 0.030 |
| Tritanopia (no blue cones) | #3BA2A6 | 0.074 |
| Achromatopsia (no color) | #929292 | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6697C4
#6697C4
oklch(65.9% 0.086 247.2)
- #B58857
#B58857
oklch(65.9% 0.086 67.8)
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 #6697C4, 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 0.044
- Greyblue #77A1B5 ΔE 0.046
- Blue Grey #758DA3 ΔE 0.050
- Dusty Blue #5A86AD ΔE 0.056
- Cool Gray #8D99AE ΔE 0.057
- Bluey Grey #89A0B0 ΔE 0.062
- Off Blue #5684AE ΔE 0.062
Use #6697C4 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.