#7DA3D3
Closest named color: Greyblue (#77A1B5). oklch(70.6% 0.082 254.6), rgb(125, 163, 211).
Aa
Black text reads best on this color (8.05:1).
About this color
#7DA3D3 is a medium-light, moderately saturated blue. In OKLCH its lightness is 71%, its chroma 0.082 and its hue 255°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.046 away. Black text reads best on it, at 8.05:1.
| Hue family | Blues |
| Lightness | medium-light (71%) |
| Chroma | moderately saturated (0.082) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 8.05:1 |
| White text | 2.60:1 |
Values
| HEX | #7DA3D3 |
| RGB | rgb(125, 163, 211) |
| HSL | hsl(213, 49%, 66%) |
| OKLCH | oklch(70.6% 0.082 254.6) |
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 #7DA3D3 | 2.60:1 | Fails | Lc -56.0 | Large or bold text, headings |
| Black text on #7DA3D3 | 8.05:1 | AAA | Lc 53.2 | Large or bold text, headings |
| #7DA3D3 text on white | 2.60:1 | Fails | Lc 50.9 | Large or bold text, headings |
| #7DA3D3 text on black | 8.05:1 | AAA | Lc -51.1 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E3EBF4
oklch(93.7% 0.015 251.2)
-
Step 200
200
#CDDBEC
oklch(88.6% 0.028 253.2)
-
Step 300
300
#ABC3E2
oklch(80.9% 0.051 254.9)
-
Step 400
400 (this color)
#7DA3D3
oklch(70.6% 0.082 254.6)
-
Step 500
500
#5C8CC8
oklch(63.1% 0.105 254.6)
-
Step 600
600
#4175B5
oklch(55.6% 0.115 254.7)
-
Step 700
700
#33629B
oklch(49.1% 0.105 254.5)
-
Step 800
800
#2B507E
oklch(42.7% 0.088 254.9)
-
Step 900
900
#274365
oklch(37.8% 0.068 254.1)
-
Step 950
950
#17273B
oklch(26.9% 0.043 254.6)
#7DA3D3 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) | #91A5D5 | 0.026 |
| Deuteranopia (no green cones) | #879CD2 | 0.021 |
| Tritanopia (no blue cones) | #5EAEB3 | 0.073 |
| Achromatopsia (no color) | #A0A0A0 | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7DA3D3
#7DA3D3
oklch(70.6% 0.082 254.6)
- #BF9965
#BF9965
oklch(70.6% 0.082 74.5)
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 #7DA3D3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.046
- Bluegrey #85A3B2 ΔE 0.050
- Bluey Grey #89A0B0 ΔE 0.051
- Cool Gray #8D99AE ΔE 0.055
- Cool Steel #97A7B3 ΔE 0.060
- Cornflower Blue #6495ED ΔE 0.068
- Cool Grey #95A3A6 ΔE 0.071
- Periwinkle Blue #8F99FB ΔE 0.075
Use #7DA3D3 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.