#6789CD
Closest named color: Faded Blue (#658CBB). oklch(63.4% 0.11 263.3), rgb(103, 137, 205).
Aa
Black text reads best on this color (6.03:1).
About this color
#6789CD is a medium-light, moderately saturated blue. In OKLCH its lightness is 63%, its chroma 0.110 and its hue 263°. 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 6.03:1.
| Hue family | Blues |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.110) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.03:1 |
| White text | 3.47:1 |
Values
| HEX | #6789CD |
| RGB | rgb(103, 137, 205) |
| HSL | hsl(220, 50%, 60%) |
| OKLCH | oklch(63.4% 0.11 263.3) |
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 #6789CD | 3.47:1 | AA large text | Lc -67.7 | Content text, not long reading |
| Black text on #6789CD | 6.03:1 | AA | Lc 41.8 | Non-text elements, placeholder text |
| #6789CD text on white | 3.47:1 | AA large text | Lc 62.2 | Content text, not long reading |
| #6789CD text on black | 6.03:1 | AA | Lc -39.5 | 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
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E4EAF5
oklch(93.6% 0.016 262.8)
-
Step 200
200
#CFDAEE
oklch(88.6% 0.03 262.5)
-
Step 300
300
#AFC1E4
oklch(80.9% 0.053 263.7)
-
Step 400
400
#85A1D7
oklch(70.8% 0.086 263.2)
-
Step 500
500 (this color)
#6789CD
oklch(63.4% 0.11 263.3)
-
Step 600
600
#4E71B9
oklch(55.6% 0.119 263.4)
-
Step 700
700
#3F5E9F
oklch(49% 0.111 263.6)
-
Step 800
800
#344D81
oklch(42.6% 0.092 263.6)
-
Step 900
900
#2D4168
oklch(37.8% 0.072 262.8)
-
Step 950
950
#1B263D
oklch(27% 0.046 264.1)
#6789CD 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) | #6F8FD0 | 0.020 |
| Deuteranopia (no green cones) | #6385CC | 0.012 |
| Tritanopia (no blue cones) | #3A98A2 | 0.098 |
| Achromatopsia (no color) | #898989 | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6789CD
#6789CD
oklch(63.4% 0.11 263.3)
- #AA8430
#AA8430
oklch(63.4% 0.11 83.8)
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 #6789CD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.031
- Soft Blue #6488EA ΔE 0.045
- Dark Sky Blue #448EE4 ΔE 0.045
- Cool Blue #4984B8 ΔE 0.049
- Cornflower Blue #6495ED ΔE 0.052
- Dusty Blue #5A86AD ΔE 0.052
- Off Blue #5684AE ΔE 0.053
- Steel Blue #4682B4 ΔE 0.057
Use #6789CD 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.