#7999DC
Closest named color: Cornflower Blue (#6495ED). oklch(68.6% 0.106 264.3), rgb(121, 153, 220).
Aa
Black text reads best on this color (7.40:1).
About this color
#7999DC is a medium-light, moderately saturated blue. In OKLCH its lightness is 69%, its chroma 0.106 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.038 away. Black text reads best on it, at 7.40:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.106) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.40:1 |
| White text | 2.83:1 |
Values
| HEX | #7999DC |
| RGB | rgb(121, 153, 220) |
| HSL | hsl(221, 59%, 67%) |
| OKLCH | oklch(68.6% 0.106 264.3) |
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 #7999DC | 2.83:1 | Fails | Lc -59.6 | Large or bold text, headings |
| Black text on #7999DC | 7.40:1 | AAA | Lc 49.7 | Large or bold text, headings |
| #7999DC text on white | 2.83:1 | Fails | Lc 54.3 | Large or bold text, headings |
| #7999DC text on black | 7.40:1 | AAA | Lc -47.5 | 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
#F2F5FC
oklch(97% 0.01 267.4)
-
Step 100
100
#E3EAF7
oklch(93.6% 0.019 263)
-
Step 200
200
#CDD9F2
oklch(88.4% 0.037 265.1)
-
Step 300
300
#ABC1EC
oklch(80.9% 0.066 263.7)
-
Step 400
400 (this color)
#7999DC
oklch(68.6% 0.106 264.3)
-
Step 500
500
#5F86DB
oklch(63% 0.136 264.3)
-
Step 600
600
#466EC8
oklch(55.5% 0.147 264.2)
-
Step 700
700
#385CAD
oklch(49.1% 0.136 264)
-
Step 800
800
#2F4B8C
oklch(42.6% 0.113 264.6)
-
Step 900
900
#293F70
oklch(37.6% 0.089 264.3)
-
Step 950
950
#182542
oklch(26.9% 0.057 264.6)
#7999DC 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) | #819EDF | 0.018 |
| Deuteranopia (no green cones) | #7695DB | 0.012 |
| Tritanopia (no blue cones) | #54A7B1 | 0.094 |
| Achromatopsia (no color) | #999999 | 0.106 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7999DC
#7999DC
oklch(68.6% 0.106 264.3)
- #B99446
#B99446
oklch(68.5% 0.106 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 #7999DC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.038
- Perrywinkle #8F8CE7 ΔE 0.048
- Periwinkle Blue #8F99FB ΔE 0.056
- Chefchaouen Blue #4895EF ΔE 0.058
- Soft Blue #6488EA ΔE 0.062
- Faded Blue #658CBB ΔE 0.063
- Dark Sky Blue #448EE4 ΔE 0.067
- Greyblue #77A1B5 ΔE 0.069
Use #7999DC 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.