#6D91C8
Closest named color: Faded Blue (#658CBB). oklch(65.2% 0.092 258.7), rgb(109, 145, 200).
Aa
Black text reads best on this color (6.53:1).
About this color
#6D91C8 is a medium-light, moderately saturated blue. In OKLCH its lightness is 65%, its chroma 0.092 and its hue 259°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.025 away. Black text reads best on it, at 6.53:1.
| Hue family | Blues |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.092) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.53:1 |
| White text | 3.21:1 |
Values
| HEX | #6D91C8 |
| RGB | rgb(109, 145, 200) |
| HSL | hsl(216, 45%, 61%) |
| OKLCH | oklch(65.2% 0.092 258.7) |
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 #6D91C8 | 3.21:1 | AA large text | Lc -64.7 | Content text, not long reading |
| Black text on #6D91C8 | 6.53:1 | AA | Lc 44.8 | Non-text elements, placeholder text |
| #6D91C8 text on white | 3.21:1 | AA large text | Lc 59.3 | Large or bold text, headings |
| #6D91C8 text on black | 6.53:1 | AA | Lc -42.4 | 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
#F3F6FA
oklch(97.2% 0.006 255.5)
-
Step 100
100
#E5EAF3
oklch(93.6% 0.013 262.4)
-
Step 200
200
#CFDAEA
oklch(88.5% 0.025 257.6)
-
Step 300
300
#AFC2DE
oklch(80.9% 0.045 258)
-
Step 400
400
#85A2CE
oklch(70.7% 0.072 258.6)
-
Step 500
500 (this color)
#6D91C8
oklch(65.2% 0.092 258.7)
-
Step 600
600
#4E74AE
oklch(55.7% 0.101 258.6)
-
Step 700
700
#3F6195
oklch(49.1% 0.093 258.6)
-
Step 800
800
#344F79
oklch(42.6% 0.078 258.9)
-
Step 900
900
#2E4261
oklch(37.7% 0.059 258.9)
-
Step 950
950
#1B2739
oklch(27.1% 0.038 258.3)
#6D91C8 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) | #7C94CA | 0.021 |
| Deuteranopia (no green cones) | #728CC7 | 0.014 |
| Tritanopia (no blue cones) | #499DA4 | 0.082 |
| Achromatopsia (no color) | #8F8F8F | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6D91C8
#6D91C8
oklch(65.2% 0.092 258.7)
- #AE894B
#AE894B
oklch(65.2% 0.092 78.9)
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 #6D91C8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.025
- Silver Lake Blue #778DA9 ΔE 0.046
- Dusty Blue #5A86AD ΔE 0.054
- Cornflower Blue #6495ED ΔE 0.054
- Blue Grey #758DA3 ΔE 0.054
- Off Blue #5684AE ΔE 0.058
- Dark Sky Blue #448EE4 ΔE 0.059
- Cool Blue #4984B8 ΔE 0.060
Use #6D91C8 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.