#6997DC
Closest named color: Cornflower Blue (#6495ED). oklch(67.3% 0.115 258.3), rgb(105, 151, 220).
Aa
Black text reads best on this color (7.06:1).
About this color
#6997DC is a medium-light, moderately saturated blue. In OKLCH its lightness is 67%, its chroma 0.115 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.028 away. Black text reads best on it, at 7.06:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.115) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.06:1 |
| White text | 2.97:1 |
Values
| HEX | #6997DC |
| RGB | rgb(105, 151, 220) |
| HSL | hsl(216, 62%, 64%) |
| OKLCH | oklch(67.3% 0.115 258.3) |
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 #6997DC | 2.97:1 | Fails | Lc -61.5 | Content text, not long reading |
| Black text on #6997DC | 7.06:1 | AAA | Lc 47.8 | Large or bold text, headings |
| #6997DC text on white | 2.97:1 | Fails | Lc 56.2 | Large or bold text, headings |
| #6997DC text on black | 7.06:1 | AAA | Lc -45.6 | 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 400.
-
Step 50
50
#F2F6FC
oklch(97.2% 0.009 258.3)
-
Step 100
100
#E2EBF8
oklch(93.7% 0.02 257.5)
-
Step 200
200
#C9DAF4
oklch(88.4% 0.04 258.8)
-
Step 300
300
#A4C2EF
oklch(80.8% 0.072 258.3)
-
Step 400
400 (this color)
#6997DC
oklch(67.3% 0.115 258.3)
-
Step 500
500
#4E89E1
oklch(63.2% 0.147 258.2)
-
Step 600
600
#3171CE
oklch(55.7% 0.158 258.1)
-
Step 700
700
#235EB3
oklch(49.2% 0.148 258.2)
-
Step 800
800
#1F4D91
oklch(42.7% 0.123 258.4)
-
Step 900
900
#1F4173
oklch(37.8% 0.095 258.1)
-
Step 950
950
#132644
oklch(27% 0.061 259.2)
#6997DC 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) | #7C9CDF | 0.027 |
| Deuteranopia (no green cones) | #6E91DB | 0.016 |
| Tritanopia (no blue cones) | #2CA6B0 | 0.101 |
| Achromatopsia (no color) | #969696 | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6997DC
#6997DC
oklch(67.3% 0.115 258.3)
- #BC8D39
#BC8D39
oklch(67.3% 0.115 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 #6997DC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.028
- Chefchaouen Blue #4895EF ΔE 0.042
- Dark Sky Blue #448EE4 ΔE 0.048
- Soft Blue #6488EA ΔE 0.050
- Faded Blue #658CBB ΔE 0.053
- Perrywinkle #8F8CE7 ΔE 0.058
- Periwinkle Blue #8F99FB ΔE 0.068
- Greyblue #77A1B5 ΔE 0.074
Use #6997DC 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.